TRƯỜNG THPT ĐÀO SƠN TÂY TỔ HÓA HỌC

Học sinh: ....................................................................... Lớp: ………... XH

Tài liệu lưu hành nội bộ Tháng 9/2022

MỤC LỤC CHƯƠNG 1. SỰ ĐIỆN LI ................................................................................................................................... 1

Dạng 1: Chất điện li. Viết phương trình điện li ............................................................................................... 1

Dạng 2: Tính nồng độ mol/lit các ion trong dung dịch. pH. Pha chế dung dịch .............................................. 2

Dạng 3: Bảo toàn điện tích ............................................................................................................................... 4

Dạng 4: Phản ứng trao đổi ion ......................................................................................................................... 5

Dạng 5: Phản ứng trung hòa ............................................................................................................................ 7

Dạng 6: Nhận biết ............................................................................................................................................ 9

CHƯƠNG 2. NITƠ – PHOTPHO ..................................................................................................................... 10

NITƠ .............................................................................................................................................................. 10 Dạng 1: Hoàn thành chuỗi phản ứng, viết phương trình hóa học ................................................. 10 Dạng 2: Bài toán 1 kim loại tác dụng HNO3 ................................................................................ 11 Dạng 3: Bài toán hỗn hợp tác dụng HNO3 ................................................................................... 12 PHOTPHO ..................................................................................................................................................... 14 Dạng 1: Chuỗi phản ứng ............................................................................................................... 14 Dạng 2: H3PO4 tác dụng với dung dịch kiềm ............................................................................... 14 CHƯƠNG 3. CACBON – SILIC ....................................................................................................................... 15

Dạng 1: Chuỗi phản ứng. ............................................................................................................................... 15 Dạng 2: CO2 tác dụng dung dịch kiềm .......................................................................................................... 16 LUYỆN TẬP ..................................................................................................................................................... 17 Dạng 1: Phân biệt các dung dịch trong lọ mất nhãn ...................................................................................... 17

Dạng 2: Nêu hiện tượng, giải thích ................................................................................................................ 18

CHƯƠNG 4. ĐẠI CƯƠNG VỀ HỢP CHẤT HỮU CƠ ................................................................................... 19

Dạng 1: Tìm CTĐGN , CTPT ........................................................................................................................ 19

Dạng 2: Tìm CTPT chất hữu cơ dựa vào phản ứng đốt cháy ........................................................................ 20

Dạng 3: Viết CTCT các đồng phân ................................................................................................................ 21

CHƯƠNG 5. HIĐROCACBON NO ................................................................................................................. 23

ANKAN (PARAFIN) .................................................................................................................................... 23 CHƯƠNG 6. HIĐROCACBON KHÔNG NO .................................................................................................. 24

ANKEN (OLEFIN) ........................................................................................................................................ 24

ANKAĐIEN .................................................................................................................................................. 26

ANKIN ........................................................................................................................................................... 26

CHƯƠNG 7. HIĐRO CACBON THƠM .......................................................................................................... 28

BENZEN VÀ ĐỒNG ĐẲNG ........................................................................................................................ 28

CHƯƠNG 8. ANCOL – PHENOL .................................................................................................................... 29

ANCOL .......................................................................................................................................................... 29

PHENOL ........................................................................................................................................................ 31 CHƯƠNG 9: ANDEHIT - AXIT CACBOXYLIC .......................................................................................... 32

ANĐEHIT ...................................................................................................................................................... 32

AXIT CACBOXYLIC ................................................................................................................................... 33 ÔN TẬP HK2 .................................................................................................................................................... 34

BẢNG TÍNH TAN

MỘT SỐ CÔNG THỨC TÍNH

Công thức tính số mol

Công thức nồng độ dd

Nồng độ phần trăm

có khối lượng (gam) chất

Nồng độ mol/lit

số mol chất khí ở đkc (0oC và 1 atm)

Khối lượng riêng

n=CM.V

V dung dịch và CM

m dung dịch và C%

Mối liên hệ giữa C% và CM

Thành phần % theo khối lượng của chất A trong hỗn hợp:

Khối lượng nguyên tử (theo đvC) của các nguyên tố:

H = 1; He = 4; Li = 7; C = 12; N = 14; O = 16; Na = 23; Mg = 24; Al = 27; P = 31; S = 32; Cl = 35,5;

K = 39; Ca = 40; Fe = 56; Cu = 64; Zn = 65; As = 75; Br = 80; Rb = 85; Sr = 88; Ag = 108; Sn = 119;

Ba = 137; Pb = 106

Bài tập hóa học 11 - XH

CHƯƠNG 1. SỰ ĐIỆN LI

Dạng 1: Chất điện li. Viết phương trình điện li

Câu 1. Trong số các chất sau, những chất nào là chất điện li? SO2, Cl2, H2SO3, CH4, NaHCO3, Ca(OH)2, HF, C6H6

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 2. Viết phương trình điện li của các chất sau:

a. HCl; HNO3; HClO4; HI; H2SO4

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

b. KOH; NaOH; Ca(OH)2; Ba(OH)2

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

c. Ba(NO3)2; K2CO3; K2S; MgSO4, Na3PO4; BaCl2; Fe2(SO4)3; NaHS; (NH4)2SO4; KHCO3 ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

d. H2CO3; CH3COOH; HF

- 2- c) Ba2+ và OH- d) Ca2+và HCO3

2- b) K+ và Cr2O7 2-

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 3. Viết công thức hóa học của các chất điện li mà sự điện li trong nước tạo ra các ion sau a) Al3+ và SO4 e) Fe2+ và SO4

1

3 , Cl-.

2- , Cl- .

Bài tập hóa học 11 - XH ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 4. Trong dd có thể tồn taị các ion sau không ? Giải thích. 2- , OH-

b) Fe2+ , Ag+ , NO- d) Na+ , H+ , SO4

a) K+, Mg2+ , SO4 c) NH4 e) Na+, Al3+ , SO4

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

+ , Ba2+ , OH- , Cl-. -. 2- , NO3

Dạng 2: Tính nồng độ mol/lit các ion trong dung dịch. pH. Pha chế dung dịch

Câu 5. Tính nồng độ mol/lit của các ion trong dung dịch: a. Hoà tan 41,6 gam BaCl2 vào nước thu được 200 ml dung dịch. ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ b. Hoà tan 8 gam Fe2(SO4)3 vào H2O thu được 800 ml dung dịch. ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ c. 100 ml dung dịch có chứa 4,26g Al(NO3)3 ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ d. 0,2 lít dung dịch có chứa 11,7g NaCl ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ e.100 ml dung dịch FeCl3 0,3M ................................................................................................................................................................

2

2-)

Bài tập hóa học 11 - XH ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 6. Tính nồng độ mol/l của ion H+ , OH- và pH của các dung dịch sau: a) dd HCl 0,001M. ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ b) dd NaOH 0,001M ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ c) 100 ml dd A có hoà tan 0,098 g H2SO4 ( xem H2SO4 → 2H+ + SO4 ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ d) 500ml dd B có hoà tan 0,245g H2SO4 ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 7. Tính pH của dung dịch sau khi hòa tan 7,3g hiđro clorua vào nước được 0,4 lít dung dịch axit

(giả sử khí tan hoàn toàn)

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 8. Một dung dịch có pH = 9,0. Tính nồng độ mol của các ion H+ và OH- trong dung dịch. Hãy

cho biết màu của phenolphtalein trong dung dịch này.

2- và của dd axit.

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 9. Dung dịch H2SO4 có pH = 2. Tính nồng độ mol/l của ion H+, SO4 ................................................................................................................................................................ ................................................................................................................................................................

3

Bài tập hóa học 11 - XH ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

Câu 10. Cần bao nhiêu gam NaOH để pha chế 250 ml dd có pH = 10?

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

Câu 11. Tính khối lượng KOH cần dùng để pha 200 ml dd KOH có pH = 12

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

Câu 12. Tính khối lượng HNO3 cần dùng để pha 200 ml dd HNO3 có pH = 2

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

Dạng 3: Bảo toàn điện tích

- (0,1 mol) và Cl- (x

Câu 13. Một dung dịch A có chứa các ion : Na+ (0,01 mol), K+ (0,15 mol), NO3

mol). Tính x. Cô cạn dung dịch A, thu được bao nhiêu gam chất rắn.

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

2- (x

Câu 14. Một dung dịch B có chứa các ion : Cu2+ (0,15 mol), Na+ (0,1 mol), NO3

mol). Tính x. Cô cạn dung dịch B, thu được bao nhiêu gam chất rắn.

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

- (0,1 mol) và SO4

2-

Câu 15. Một dung dịch A có chứa các ion : Mg2+ (x mol), Na+ (0,15 mol), NO3

(0,25 mol). Tính x. Cô cạn dung dịch A thu được bao nhiêu gam chất rắn.

................................................................................................................................................................ ................................................................................................................................................................

4

- (0,05 mol) và SO4

Bài tập hóa học 11 - XH ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

- (0,04

Câu 16. Một dung dịch C có chứa các ion : Al3+ (0,01 mol), K+ (0,02 mol), Fe3+ (x mol), NO3

mol) và SO4 khan.

2- (y mol). Tính x, y. Biết rằng khi cô cạn dung dịch C thu được 7,93 g muối

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ Câu 17. Một dung dịch D có chứa các ion : Al3+ (0,02 mol), Na+ , Fe2+ (0,015) mol), NO3

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

- (0,06 mol) và Cl- (y mol). Tính số mol của ion Na+ và Cl-. Biết rằng khi cô cạn dung dịch D thu được 5,915 g chất rắn.

Dạng 4: Phản ứng trao đổi ion

Câu 18. Viết phương trình phản ứng phân tử và ion thu gọn (nếu có)

a. K2SO4 và Ba(OH)2.

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

b. CH3COONa và HCl

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

c. Ca(OH)2 và NH4Cl.

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

d. BaCl2 và CuSO4.

................................................................................................................................................................ ................................................................................................................................................................

e. H2S và Pb(NO3)2.

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Bài tập hóa học 11 - XH ................................................................................................................................................................

f. K2CO3 và NaNO3

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

g. HCl và Na2CO3

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

h. HNO3 và Ba(OH)2

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

i. NaHCO3 và HCl

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

j. Fe(NO3)3 và KOH

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

k. CH3COOH và NaOH

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

l. Na2S và HCl

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

m. NH4NO3 và KOH

................................................................................................................................................................ ................................................................................................................................................................ ................................................................................................................................................................

Câu 19. Hoàn thành phương trình hóa học, viết phương trình dạng phân tử

+

?

→ PbCl2

?

+

?

→ BaSO4 +

+?

?

?

+

?

+

?

→ FeCl2

a. Pb(NO3)2 + ? ............................................................................................................................................... b. Ba(OH)2 ................................................................................................................................................ c. MgCO3 + → MgCl2 + ................................................................................................................................................ d. FeS ................................................................................................................................................

6

Bài tập hóa học 11 - XH

?

+

?

→ K2SO4 +

e. Fe2(SO4)3 ................................................................................................................................................

Câu 20. Viết phương trình dạng phân tử ứng với phương trình ion rút gọn sau:

2- → BaCO3

a. Ba2+ + CO3 b. NH4 c. Ag+ + Cl- → AgCl

e. Fe3++ 3OH- → Fe(OH)3 g. H+ + OH- → H2O h. Ba2+ + SO2-→ BaSO4

.................................................................................................................................................... .................................................................................................................................................... .................................................................................................................................................... .................................................................................................................................................... .................................................................................................................................................... .................................................................................................................................................... ....................................................................................................................................................

+ + OH- → NH3 + H2O

Dạng 5: Phản ứng trung hòa

Câu 21. Tính nồng độ mol/l của các ion có trong dd thu được khi:

a) Trộn 100 ml dd HCl 1M với 150 ml dd NaOH 1M

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b) Trộn 100 ml dd H2SO4 0,5M với 100 ml dd KOH 2M

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c) Trộn 250 ml dd KOH 0,1M với 250 ml dd HNO3 0,2M

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Bài tập hóa học 11 - XH

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Câu 22. Tính pH của các dung dịch thu được khi

a) Trộn 50 ml dd HCl 0,12M với 50 ml dd NaOH 0,1M

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............................................................................................................................................................................................................................................. b) Trộn 50 ml dd H2SO4 0,1M với 50 ml dd KOH 0,4M

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............................................................................................................................................................................................................................................. c) Trộn 100 ml dd H2SO4 0,02M với 100 ml dd NaOH 0,02M

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............................................................................................................................................................................................................................................. d) Trộn 50 ml dd HCl 1M với 50 ml dd NaOH 1,2M

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............................................................................................................................................................................................................................................. f) Trung hoà 100 ml dd HCl phải dùng hết 80 ml dd Ba(OH)2 1M

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Bài tập hóa học 11 - XH

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Dạng 6: Nhận biết 1. Nhận biết những dung dịch đựng trong lọ mất nhãn sau a) H2SO4, NaCl, Na2CO3, NaOH

.........................................................................................................................................................................................................................................

.........................................................................................................................................................................................................................................

......................................................................................................................................................................................................................................... b) K2CO3, Ba(NO3)2, KCl, K2SO4

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......................................................................................................................................................................................................................................... c) K2S, HNO3, NaCl, KOH

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......................................................................................................................................................................................................................................... d) NH4Cl, AgNO3, Na2CO3, NaCl

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9

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Bài tập hóa học 11 - XH

CHƯƠNG 2. NITƠ – PHOTPHO NITƠ

Dạng 1: Hoàn thành chuỗi phản ứng, viết phương trình hóa học

Câu 1. Viết các phương trình phản ứng theo sơ đồ sau:

a/ NH4NO2 → N2→ NH3→ NH4Cl→ NH3→ NH4HCO3 → NH3 → Fe(OH)3 → Fe2O3

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b/ NH4HCO3→ CO2 →(NH4)2CO3 → NH4Cl → NH4NO3 → NH3 → Al(OH)3 → Al2O3

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......................................................................................................................................................................................................................................... c/ H2SO4→ H2→ NH3 → NO → NO2 → HNO3 → Cu(NO3)2 → Cu(OH)2 → CuO

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d/ NH3 → NO2 → HNO3 → NH4NO3 → NH3 → Fe(OH)3 → Fe2O3

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......................................................................................................................................................................................................................................... Câu 2. Hoàn thành các phương trình hoá học sau dưới dạng phân tử : a) Ag + HNO3 đặc, nóng → NO2 + ? +?

b) Ag + HNO3 loãng → …

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10

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Bài tập hóa học 11 - XH c) Cu + HNO3 đ,n → …

d) Cu + HNO3 loãng → …

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e) Fe + HNO3 loãng → …

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f) Fe + HNO3 đặc, nóng → …

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h) FeO + HNO3 loãng → …

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i) Fe2O3 + HNO3 đ,n →

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Dạng 2: Bài toán 1 kim loại tác dụng HNO3

Câu 3. Cho 1,92 g Cu tác dụng với dd HNO3 loãng dư, thì thể tích khí NO (đkc) ?

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Câu 4. Cho m gam Ag tác dụng với dd HNO3 loãng dư, thu được 224 ml khí NO duy nhất (đkc) .

Tính m.

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lượng muối nitrat sinh ra trong dung dịch?

......................................................................................................................................................................................................................................... Câu 5. Cho 7,68 g Cu tác dụng hết với dung dịch HNO3 loãng thấy có khí NO thoát ra. Tính khối

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thể tích khí NO (đktc) thu được?

......................................................................................................................................................................................................................................... Câu 6. Cho 19,2 g Cu vào dung dịch loãng chứa 0,4 mol HNO3, phản ứng xảy ra hoàn toàn. Tính

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11

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Bài tập hóa học 11 - XH Dạng 3: Bài toán hỗn hợp tác dụng HNO3

Câu 7. Hòa tan 3,04 g hỗn hơp Cu và Fe trong dd HNO3 0,5 M vừa đủ thì thu được 0,896 lit khí

NO (đktc). Tính % khôi lượng mỗi chất trong hỗn hợp ban đầu .

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......................................................................................................................................................................................................................................... Câu 8. Cho 2,8 gam hỗn hợp bột kim loại bạc và đồng tác dụng với dd HNO3 đặc, dư thì thu được 0,896 lít khí NO2 duy nhất (ở đktc). Tính thành phần phần trăm về khối lượng của bạc và đồng trong hỗn hợp đầu?

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Câu 9. Cho 19,3 gam hỗn hợp X gồm Zn và Cu tác dụng vừa đủ với dd HNO3 đ,nóng thu được khí 13,44 lít NO2 (đkc). Tính % theo khối lượng mỗi chất trong hỗn hợp ban đầu

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Câu 10. Hòa tan hoàn toàn 12 gam hỗn hợp Cu và Fe bằng dd HNO3 đặc, nóng thu được 11,2 lit

khí màu nâu NO2 (đkc) và dd A. Tính % khối lượng mỗi chất trong hỗn hợp ban đầu.

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12

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Bài tập hóa học 11 - XH

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Câu 11. Hòa tan 60 g hỗn hơp Cu và CuO trong dd HNO3 thì thu được 13,44 lit khí NO (đktc). Tính % khối lượng mỗi chất trong hỗn hợp ban đầu .

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màu nâu (đkc). Tính % theo khối lượng mỗi chất trong hỗn hợp ban đầu

Câu 12. Hòa tan 5,5g hỗn hợp gồm Zn và CuO trong 140ml dd HNO3 thì thu được 2,688 lit khí

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màu nâu (đktc) và dung dịch X. Tính khối lượng mỗi chất trong hỗn hợp ban đầu

......................................................................................................................................................................................................................................... Câu 13.Hòa tan 25,12g hỗn hợp gồm Fe và CuO trong 140ml dd HNO3 thì thu được 1,344 lit khí

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Bài tập hóa học 11 - XH

PHOTPHO

Dạng 1: Chuỗi phản ứng 1. Viết phương trình phản ứng theo chuỗi biến hóa sau: a/ P → P2O5 → H3PO4 → Na3PO4 → NaNO3 → NaNO2

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......................................................................................................................................................................................................................................... b/ NaOH → NaH2PO4 → Na2HPO4 → Na3PO4 → Ag3PO4

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Dạng 2: H3PO4 tác dụng với dung dịch kiềm

1. Tính khối lượng muối thu được trong các trường hợp sau:

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

a) Trộn 100ml dd H3PO4 0,5M với 100ml dd NaOH 1M. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. b) Trộn 100ml dd H3PO4 0,5M với 150ml dd NaOH 1M. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. c) Trộn 150ml dd H3PO4 1M với 100ml dd KOH 5M. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

…………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

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Bài tập hóa học 11 - XH

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d) Hòa tan hoàn toàn 200 ml dd H3PO4 1M vào 100 ml dd KOH 1M. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

e) Hòa tan hoàn toàn 400 ml dd H3PO4 1M vào 200 ml dd NaOH 1,5M. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

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CHƯƠNG 3. CACBON – SILIC

Dạng 1: Chuỗi phản ứng.

1. Hoàn thành chuỗi phản ứng, ghi rõ điều kiện (nếu có)

a/ C→ CO2→ CO→ CO2→ CaCO3→ Ca(HCO3)2

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b/ Ca(HCO3)2→ CaCO3 → Ca(NO3)2 → CaCO3 → CO2 → NaHCO3 → Na2CO3 → CaCO3

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Bài tập hóa học 11 - XH

c/ Si→SiO2 →Si →Mg2Si →SiH4 →SiO2 →Na2SiO3 →H2SiO3 →SiO2

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a/ MgCO3 + H2SO4

2. Viết phương trình phản ứng dạng phân tử:

b/ K2CO3 + CaCl2

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.............................................................................................................................................................................................................................................. c/ HCl + Na2SiO3

.............................................................................................................................................................................................................................................. d/ SiO2 + HF

.............................................................................................................................................................................................................................................. e/ SiO2 + NaOH

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Dạng 2: CO2 tác dụng dung dịch kiềm 1. Tính khối lượng và nồng độ mol của muối thu được trong các trường hợp sau (thể tích dd thay đổi không đáng kể, khí đo ở đktc):

a/ Dẫn 2,24 lit CO2 vào 200ml dd NaOH 1M

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

b/ Dẫn 5,6 lit CO2 vào 200ml dd NaOH 1M

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

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c/ Dẫn 13,44 lit CO2 vào 500ml dd KOH 2M

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Bài tập hóa học 11 - XH

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…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. d/ Dẫn 1,76g CO2 vào 35ml dd KOH 2M …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

e/ Dẫn 2,24 lit CO2 vào 50 ml dd KOH 3M.

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

f/ Dẫn 2,24 lit CO2 vào 50 ml dd NaOH 2M.

…………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. …………………………………………………. ………………………………………………….

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LUYỆN TẬP

Dạng 1: Phân biệt các dung dịch trong lọ mất nhãn 1. Nhận biết những dung dịch đựng trong lọ mất nhãn sau (không dùng quỳ tím) a) NH4Cl, NaNO3, Na2CO3, Na3PO4

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Bài tập hóa học 11 - XH

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......................................................................................................................................................................................................................................... b) Na2CO3, Na2SiO3, K2SO4, KNO3

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......................................................................................................................................................................................................................................... c) Na2S, NaCl, KNO3, Na3PO4

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......................................................................................................................................................................................................................................... d) NaCl, NaNO3, NH4NO3, Na3PO4

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......................................................................................................................................................................................................................................... e) NH4Cl, BaCl2, Na2SO4, K2SiO3

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Dạng 2: Nêu hiện tượng, giải thích 1/ Nhỏ từ từ dung dịch NaOH cho đến dư vào dung dịch AlCl3 .

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Bài tập hóa học 11 - XH 2/ Nhỏ từ từ dung dịch AlCl3 cho đến dư vào dung dịch NaOH .

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......................................................................................................................................................................................................................................... 3/ Nhỏ từ từ dung dịch KOH cho đến dư vào dung dịch ZnSO4.

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......................................................................................................................................................................................................................................... 4/ Nhỏ từ từ dung dịch ZnSO4 cho đến dư vào dung dịch KOH.

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......................................................................................................................................................................................................................................... 5/ Dẫn khí NH3 từ từ đến dư vào dung dịch AlCl3

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......................................................................................................................................................................................................................................... 6/ Dẫn khí NH3 từ từ đến dư vào dung dịch FeCl3

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......................................................................................................................................................................................................................................... 7/ Thổi khí CO2 từ từ đến dư vào dung dịch nước vôi trong có dư

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CHƯƠNG 4. ĐẠI CƯƠNG VỀ HỢP CHẤT HỮU CƠ

Dạng 1: Tìm CTĐGN , CTPT

1. Một hidrocacbon X có %C = 83,72%. Biết tỉ khối hơi của X so với khí oxi là 2,6875. Xác định CTPT của X.

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.............................................................................................................................................................................................................................................. 2. Hãy thiết lập CTPT của các hợp chất A và B ứng với các số liệu thực nghiệm sau (không ghi %O)

Bài tập hóa học 11 - XH

a) C : 49,40%, H : 9,80%, N : 19,10%; dA/KK = 2,52 b) C : 54,54%, H : 9,09%;

= 2,00

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Dạng 2: Tìm CTPT chất hữu cơ dựa vào phản ứng đốt cháy

1. Đốt cháy hoàn toàn 0,44g hidrocacbon A thu được 0,672 lít CO2 (đkc). Biết A nặng hơn không khí 1,517 lần. Tìm CTPT của chất A.

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.............................................................................................................................................................................................................................................. 3. Đốt cháy hoàn toàn 0,9g chất hữu cơ A thu được 0,672 lít CO2 (đktc) và 0,54g H2O. Xác định CTPT A, biết tỉ khối hơi của X so với heli là 15.

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.............................................................................................................................................................................................................................................. 4/ Đốt cháy hoàn toàn 2,3g HCHC A thu được 4,4g CO2 và 2,7g H2O. Tìm CTPT của A biết tỉ khối hơi của A so với không khí là 1,5862.

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Bài tập hóa học 11 - XH

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5/ Oxi hóa hoàn toàn 0,93g HCHC A người ta thu được 1,344 lit CO2; 0,112 lit N2 và 0,63g H2O (các khí đo ở đktc). Biết tỉ khối hơi của A so với không khí là 3,207. Xác định CTPT của A.

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.............................................................................................................................................................................................................................................. 6/ Đốt cháy hoàn toàn 0,295g HCHC (B) thì thu được 0,44g CO2 + 0,225g H2O + 56ml N2 (đktc). Biết tỉ khối hơi của (B) so với không khí là 2,035. Tìm CTPT của (B).

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.............................................................................................................................................................................................................................................. 7/ Đốt cháy hoàn toàn 0,9g HCHC (Y) ta thu được 1,32g CO2 và 0,672 lit hơi H2O (đkc). Biết Y nặng hơn khí hidro 90 lần. Tìm CTPT của (Y).

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Dạng 3: Viết CTCT các đồng phân

1. Viết tất cả các đồng phân (CTCT ) có CTPT : C3H7Cl, C5H12, C4H10O

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Bài tập hóa học 11 - XH

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Bài tập hóa học 11 - XH

CHƯƠNG 5. HIĐROCACBON NO ANKAN (PARAFIN)

a) propan

b) isobutan

Câu 1. Hãy viết CTCT của các chất sau:

d) 2,3–đimetylbutan

f) 3,3–đietylpentan

c) pentan e) 3–etyl–2–metylheptan

Câu 2. Hãy viết CTCT và gọi tên theo IUPAC các ankan có CTPT sau:

a) C4H10

b) C5H12

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Câu 3. Viết PTHH của các phản ứng sau:

a. Propan tác dụng với clo (theo tỉ lệ mol 1:1) khi chiếu sáng. b. Tách một phân tử hiđro từ phân tử propan. c. Đốt cháy hexan. d. Butan tác dụng với brom tạo dẫn xuất monobrom (sản phẩm chính).

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Câu 4. Xác định CTPT các ankan sau a/ Tỉ khối hơi so với hiđro bằng 36.

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Bài tập hóa học 11 - XH b/ Ankan có %C = 80%.

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.............................................................................................................................................................................................................................................. c/ Đốt cháy hoàn toàn 1 ankan A thì thu được 17,6g CO2 và 10,8g H2O

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.............................................................................................................................................................................................................................................. d/ Đốt cháy hoàn toàn 0,86g một ankan cần vừa đủ 3,04g O2.

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.............................................................................................................................................................................................................................................. ~~~***~~~ CHƯƠNG 6. HIĐROCACBON KHÔNG NO

ANKEN (OLEFIN)

Câu 1. Viết CTCT các đồng phân của các anken có CTPT: C4H8 và C5H10

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Câu 2. Hãy viết CTCT các anken sau:

a) pent–2–en

b) 2–metylbut–1–en

c) 2–metylpent–2–en

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.............................................................................................................................................................................................................................................. Câu 3. Hoàn thành các phương trình phản ứng a/ CH2 = CH2 + HBr →

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.............................................................................................................................................................................................................................................. b/ CH2 = CH2 + … → CH3 – CH2OH

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Bài tập hóa học 11 - XH d/ CH2=CHCH2CH3 + HCl → ?

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.............................................................................................................................................................................................................................................. g/ Trùng hợp CH2=CHCl

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.............................................................................................................................................................................................................................................. h/ Trùng hợp CH2=C(CH3)2.

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.............................................................................................................................................................................................................................................. Câu 4. Viết phương trình hóa học của phản ứng xảy ra khi: a. Propilen tác dụng hidro, đun nóng (xúc tác Ni) b. But-2-en tác dụng hidroclorua c. Dẫn khí propilen vào dung dịch brom d. Etilen tác dụng H2O/ H+, t0

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C4H10 → C2H4→ C2H5Br → C2H5OH → C2H4 → C2H4Br2

.............................................................................................................................................................................................................................................. Câu 5. Viết đầy đủ các phương trình phản ứng theo sơ đồ sau:

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Câu 6. Trình bày phương pháp hóa học để phân biệt ba bình đựng ba khí riêng biệt là metan, etilen

và cacbonic. Viết PTHH minh họa.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 7. Xác định CTPT của anken, biết: a/ Anken A có 10 nguyên tử hidro trong phân tử.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

25

.............................................................................................................................................................................................................................................. b/ Đốt cháy hoàn toàn 1,12 lit anken A(đktc) thu được 3,6g nước.

Bài tập hóa học 11 - XH

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

ANKAĐIEN

Câu 1. Viết các CTCT của:

1) 2,3-đimetylbuta-1,3-đien

2) 3-metylpenta-1,4-đien

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 2. Viết PTHH (ở dạng CTCT) của các phản ứng xảy ra khi:

a) isopren tác dụng với hiđro (xúc tác Ni) b) buta-1,3-đien tác dụng với brom (trong CCl4),tỉ lệ số mol 1:1; theo kiểu cộng 1,4. c) trùng hợp buta-1,3-đien theo kiểu 1,4.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 3. Oxi hóa hoàn toàn 0,680 gam ankađien X thu được 1,120 lít CO2 (đktc). Tìm CTPT của X

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

ANKIN

Câu 1. Viết CTCT và gọi tên các ankin có CTPT C4H6 và C5H8

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

c/ 2,5–đimetylhex–3–in

.............................................................................................................................................................................................................................................. Câu 2. Viết CTCT của các ankin có tên sau: b/3–metylpent–1–in; a/ pent–2–in;

..............................................................................................................................................................................................................................................

26

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH Câu 3. Viết các phương trình phản ứng thực hiện chuỗi chuyển hóa sau

CaCO3 → CaO → CaC2 → C2H2 → C4H4 → C4H6 → caosubuna

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 4. Viết phương trình phản ứng xảy ra giữa propin và các chất sau: a/ H2(xtPd) b/ Br2 (dd) c/ HCl d/ AgNO3 trong dung dịch NH3

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

a) Etan, etilen và axetilen

Câu 5. Bằng phản ứng hóa học, hãy phân biệt các chất trong các nhóm sau:

..............................................................................................................................................................................................................................................

b) But–2–en, propin, butan.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 6. Tìm CTPT của các ankin trong các trường hợp sau: a/ Ankin B có 8 nguyên tử hidro trong phân tử.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. b/ Phân tích ankin X thu được 5,5g khí CO2 và 1,875g H2O

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

27

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. c/ Cho 2,8g ankin (A) d với dung dịch AgNO3 dư trong dd NH3 tạo thành 10,29g kết tủa.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

~~~***~~~

..............................................................................................................................................................................................................................................

CHƯƠNG 7. HIĐRO CACBON THƠM

BENZEN VÀ ĐỒNG ĐẲNG

b) 4–cloetylbenzen

a) Etylbenzen

Câu 1. Viết CTCT của các hợp chất sau:

c) 1,3,5–trimetylbenzen

d/ m-bromtoluen

Câu 2. Viết phương trình phản ứng sau:

a/ benzen + Br2

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

b/ toluen + Br2

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

c/ benzen + Br2 dư

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

d/ toluen + Br2dư

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. e/ benzen + HNO3 đ dư

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

28

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH f/ toluen + HNO3 đ dư

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

a) H2O (xúc tác H2SO4) c) H2 (theo tỉ số mol 1:1, xúc tác Ni)

b) HBr d) dung dịch Br2

.............................................................................................................................................................................................................................................. Câu 3. Dùng CTCT viết PTHH của stiren với:

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 4. Trình bày phương pháp hóa học phân biệt các chất:

a) benzen, hex–1–en và toluen.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

b) toluen, benzen, stiren.(1 thuốc thử)

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

~~~***~~~ CHƯƠNG 8. ANCOL – PHENOL

ANCOL

Câu 1. Gọi tên thay thế, tên thông thường (nếu có) và cho biết bậc của các ancol sau:

a) CH3CH2CH2CH2OH b) CH3CH(OH)CH2CH3 c) (CH3)3COH

29

Bài tập hóa học 11 - XH

d) (CH3)2CHCH2CH2OH e) C6H5CH2OH

Câu 2. Viết công thức cấu tạo của : a. 2-metylpropan-2-ol b. 2,2-đimetylpropan-1-ol c. 3-metylbutan-1-ol.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 3. Viết PTHH của phản ứng giữa etanol với mỗi chất sau: b) CuO, đun nóng. a) Natri kim loại.

c) Axit HBr, có xúc tác

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

a/ CaC2 → C2H2 → C2H6 → C2H5Cl → C2H5OH → CH3CHO

.............................................................................................................................................................................................................................................. Câu 4. Viết phương trình phản ứng thực hiện chuỗi chuyển hóa sau:

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

b/ Tinh bột → glucozo → C2H5OH → natri etylat

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 5. Bằng phương pháp h.học, hãy phân biệt các chất: Etanol, glixerol, benzen

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 6. Cho 6g ancol no, đơn chức, mạch hở A tác dụng hết với Na thu được 11,2 lit H2 (đktc). Xác

định CTPT của A.

..............................................................................................................................................................................................................................................

30

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 7. Chất A là một ancol no mạch hở. Để đốt cháy hoàn toàn 0,35 mol A phải dùng vừa hết 31,36

lít O2 (lấy ở đkc). Hãy xác định CTPT của A.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. ~~~***~~~

PHENOL

Câu 1. Ghi Đ (đúng) hoặc S (sai) vào ô trống bên cạnh các câu sau:

 a) Phenol C6H5–OH là một ancol thơm. b) Phenol tác dụng được với natri hiđroxit tạo thành muối và nước.  c) Phenol tham gia phản ứng thế brom và thế nitro dễ hơn benzen.   d) Dung dịch phenol làm quỳ tím hóa đỏ do nó là axit. e) Giữa nhóm –OH và vòng benzen trong phân tử phenol có ảnh 

hưởng qua lại lẫn nhau.

Câu 2. Hoàn thành các dãy chuyển hóa sau bằng các phương trình hóa học:

Benzen

brombenzen

natri phenolat

phenol

2,4,6–tribromphenol

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

với

1. Na. 2. Dung dịch NaOH. 3. Dung dịch HBr.

.............................................................................................................................................................................................................................................. Câu 3. Viết phương trình hóa học của phản ứng nếu có khi cho C6H5-OH và C6H5CH2-OH tác dụng

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

31

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH Câu 4. Sục khí cacbonic vào dung dịch natri phenolat ở nhiệt độ thường thấy dung dịch bị vẩn đục, sau đó đun nóng dung dịch thì dung dịch lại trong. Giải thích những hiện tượng vừa nêu và viết phương trình phản ứng (nếu có)

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

(đktc). Tính thành phần phần trăm khối lượng của mỗi chất trong A.

.............................................................................................................................................................................................................................................. Câu 5. Cho 14,0 gam hỗn hợp A gồm phenol và etanol tác dụng với natri dư thu được 2,24 lít khí hiđro

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

~~~***~~~

..............................................................................................................................................................................................................................................

CHƯƠNG 9: ANDEHIT - AXIT CACBOXYLIC

ANĐEHIT

Câu 1. Viết CTCT các hợp chất sau:

a) Fomanđehit b) andehit axetic c) propanal

Câu 2. Hoàn thành dãy chuyển hóa sau bằng các phương trình hóa học:

CH4 → CH3Cl → CH3OH → HCHO → HCOOH

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 3. Viết pthh của các phản ứng sau:

a. Andehit fomic tác dụng H2, xt Ni, t0 b. Etanal + AgNO3/NH3

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

32

.............................................................................................................................................................................................................................................. Câu 4. Trình bày phương pháp hóa học phân biệt các chất lỏng sau: andehit axetic, etanol, benzen

Bài tập hóa học 11 - XH

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 5. Cho 50,0 gam dung dịch anđehit axetic tác dụng với dung dịch AgNO3 trong NH3 (đủ) thu

được 21,6 gam Ag kết tủa. Tính nồng độ % của anđehit axetic trong dung dịch đã dùng.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 6. Cho 10,20 g hỗn hợp hai anđehit kế tiếp nhau trong dãy đồng đẳng của anđehit fomic tác dụng với dung dịch AgNO3 trong NH3 (lấy dư) thu được 43,20 g bạc kết tủa. Tìm công thức của hai anđehit

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

~~~***~~~

..............................................................................................................................................................................................................................................

AXIT CACBOXYLIC

Câu 1. Hoàn thành các phương trình hoá học dưới đây (nếu phản ứng có xảy ra):

a. CH3COOH + Na→ b. CH3COOH + NaOH → c. CH3COONa + H2O + CO2 → d. CH3COOH + CaO → e. CH3COOH + Cu →

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 2. Viết PTHH của các phản ứng hoàn thành dãy chuyển hóa sau:

CHCH → CH3CHO → CH3CH2OH → CH3COOH → CH3COOC2H5

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

33

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH Câu 3. Từ etanol và các chất vô cơ cần thiết khác có thể điều chế được axit axetic. Viết PTHH của

phản ứng xảy ra.

..............................................................................................................................................................................................................................................

CTPT của X

Câu 4. Đốt cháy hoàn toàn 4,40 g axit hữu cơ đơn chức X thu được 8,80 g CO2 và 3,60 g nước. Lập

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

3,64 lít O2 (lấy ở đkc). Hãy xác định CTPT của chất A.

.............................................................................................................................................................................................................................................. Câu 5. Chất A là một axit no, đơn chức, mạch hở. Để đốt cháy hoàn toàn 2,55g A phải dùng vừa hết

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

~~~***~~~ ÔN TẬP HK2

A. LÝ THUYẾT DẠNG 1: CHUỖI PHẢN ỨNG 1) (C6H10Ọ)n → C6H12O6 → C2H5OH → CH3CHO → C2H5OH →CH3COOH

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 2) CH4 → C2H2 → C2H4 → C2H5Br → C2H5OH → CH3CHO → CH3COOH→ CH3COOC2H5

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

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..............................................................................................................................................................................................................................................

34

.............................................................................................................................................................................................................................................. 3) CH4 → C2H2 → C6H6 → C6H5Cl → C6H5ONa → C6H5OH

Bài tập hóa học 11 - XH

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. DẠNG 2: NHẬN BIẾT Câu 1. Chất lỏng : phenol, axit axetic, anđehit axetic, benzen

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 2. Chất lỏng : axit axetic, ancol metylic, anđehit axetic, phenol.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 3. Chất lỏng : ancol etylic, axit axetic, glixerol, phenol.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 4. : Chất lỏng: axit axetic, ancol etylic, anđehit axetic, glixerol.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

35

.............................................................................................................................................................................................................................................. DẠNG 3: ĐIỀU CHẾ Câu 1. Từ natri axetat, các chất vô cơ và điều kiện có đủ. Viết phương trình điều chế metan

Bài tập hóa học 11 - XH

.............................................................................................................................................................................................................................................. Câu 2 : Từ glucozo , các chất vô cơ và điều kiện có đủ .Viết phương trình phản ứng điều chế ancol etylic

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 3: Từ ancol etylic viết phương trình điều chế axit axetic.

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 4: Từ etanal , các chất vô cơ và điều kiện có đủ .Viết phương trình điều chế kim loại bạc.

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 5: Từ axetilen , các chất vô cơ và điều kiện có đủ .Viết phương trình điều chế andehit axetic.

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. Câu 6: Từ CH3CHO , các chất vô cơ và điều kiện có đủ. Viết phương trình điều chế CH3CH2OH.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

DẠNG 4: Giải thích hiện tượng và viết PTHH 1. Cho Na vào ancol etylic.

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 2. Dẫn khí CO2 vào dung dịch natri phenolat trong suốt, dung dịch tạo thành có muối NaHCO3.

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 3. Cho bột NaHCO3 vào dd axit axetic.

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 4. Cho nước brom vào phenol.

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 5. Đun nhẹ hỗn hợp andehit axetic và dd AgNO3/NH3.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

B. BÀI TOÁN Dạng 1. Toán một phương trình: (Các bài cho H% = 100%). 1. Cho m gam ancol etylic tác dụng đủ với Na thu được 2,24 lit H2 (đkc). Tính m?

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 2. Cho 9,4 gam phenol tác dung vừa đủ với 100 ml dd NaOH aM. Tính a?

..............................................................................................................................................................................................................................................

36

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 3. Cho 4,4 gam etanal tác dụng với lượng dư dd AgNO3/NH3, thu được m gam bạc. Tính m ?

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.............................................................................................................................................................................................................................................. 4. Cho 4,4 gam andehit axetic tác dụng với H2 dư (Ni, to), thu được m gam ancol. Tính m?

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Dạng 2. Xác định CTPT của một chất Câu 1. Đốt cháy hoàn toàn 7,4 g một ancol no, đơn chức, mạch hở thu được CO2 và 9 gam H2O.

Xác định CTPT của ancol.

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

Câu 2. Đốt cháy hoàn toàn 5,8 gam một andehit no, đơn chức, mạch hở cần dùng hết 8,96 lít

O2(đkc). Xác định CTPT của andehit

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

.Xác định CTPT của axit

.............................................................................................................................................................................................................................................. Câu 3. Đốt cháy hoàn toàn 6 gam một axit cacboxylic no, đơn chức, mạch hở thu được 8,8 g CO2

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

..............................................................................................................................................................................................................................................

37

..............................................................................................................................................................................................................................................

Bài tập hóa học 11 - XH

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dịch NH3, đun nóng , thu được 32,4 gam Ag. Tìm công thức PT của X.

.............................................................................................................................................................................................................................................. Câu 4. Cho 8,7 gam một anđehit X no, đơn chức, mạch hở phản ứng với lượng dư AgNO3 trong dung

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định CTPT của A.

.............................................................................................................................................................................................................................................. Câu 5. Cho 60g ancol A đơn chức, no , mạch hở tác dụng hết với Na thu được 11,2 lit H2 (đkc). Xác

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NaOH. Tìm công thức của Y.

.............................................................................................................................................................................................................................................. Câu 6. Để trung hòa 6,72 gam một axit cacboxylic Y (no, đơn chức, mạch hở), cần dùng 4,48 gam

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Câu 7. Cho 12 gam một axit no, mạch hở đơn chức tác dụng hết với Na thu được 2,24 lit H2

(đktc). Tìm CTPT của axit.

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Bài tập hóa học 11 - XH Dạng 3* Bài toán hỗn hợp . Câu 1. Cho 12,2 gam hỗn hợp X gồm etanol và propan-1-ol tác dụng với natri (dư) thu được 2,8 lít

khí (đktc). Tính thành phần % khối lượng mỗi chất trong hỗn hợp X.

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.............................................................................................................................................................................................................................................. Câu 2. Cho 7,28g hỗn hợp gồm ancol etylic, ancol propylic tác dụng hết với kali dư thu 1,568 lít khí (đkc). Tìm % khối lượng mỗi chất trong hỗn hợp đầu, và thể tích O2 (đkc) cần đốt hoàn toàn lượng ancol trên .

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Câu 3. Cho 9,2 gam hỗn hợp A gồm ancol metylic và axit axetic tác dụng với natri (dư) thu được

2,24 lít khi (đktc). Tính thành phần % khối lượng mỗi chất trong hỗn hợp A

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