TRƯỜNG THPT ĐÀO SƠN TÂY TỔ HÓA HỌC
Học sinh: ....................................................................... Lớp: ………...
Tài liệu lưu hành nội bộ Năm học 2022-2023
CHƯƠNG 5: HIĐROCACBON NO DÃY ĐỒNG ĐẲNG CỦA METAN (ANKAN)
Câu 1: Gọi tên quốc tế các chất sau: a/CH3-CH(CH3)-CH2-CH3: b/ CH3-CH2-C(CH3)3: c/ CH3-CHBr-CH(C2H5)-CH3: d/(CH3)3C-CH2-C(CH3)2-CH2-CH(CH3)2: Câu 2: Viết CTCT và gọi tên tất cả các đồng phân của: a/ C4H10 b/ C5H12 c/ C3H7Cl d/ C4H9Cl e/ C3H6Cl2
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Câu 3: Viết phương trình phản ứng tạo thành dẫn xuất monoclo từ các chất tương ứng sau đây và gọi tên sản phẩm thu được a/ etan: .......................................................................................................................................................................
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b/ propan: .....................................................................................................................................................
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c/ metylpropan: .......................................................................................................................................................................
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Câu 4: Viết phương trình phản ứng của butan a/ Tác dụng với clo theo tỉ lệ mol 1:1
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b/ Tách một phân tử hidro
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c/ Cracking
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Câu 5: Ankan có 5 nguyên tử cacbon, tìm CTCT đúng của ankan đó khi tác dụng với clo theo tỉ lệ
mol 1:1 thì a/ Thu được 1 sản phẩm thế duy nhất. .......................................................................................................................................................................
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b/ Thu đươc 3 sản phẩm thế khác nhau.
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c/ Thu được 4 sản phẩm thế khác nhau.
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Câu 6: Viết phương trình phản ứng thực hiện chuỗi chuyển hóa sau: a/ CH3COONa → CH4 → CH3Cl → CH2Cl2 → CHCl3 → CCl4.
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b/ butan → etan → etyl clorua → butan → metan → cacbon
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c/ nhôm cacbua → metan → metyl clorua → etan → etyl clorua
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BT tìm CTPT Câu 1: Viết CTPT của ankan và gốc hiđrocacbon tương ứng trong các trường hợp a/ Chứa 12 H: .................................................................................................................... b/ chứa 12 C: ......................................................................................................................
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c/ Chứa m nguyên tử cacbon: ........................................................................................... Câu 2: Xác định CTPT, viết các CTCT có thể có và gọi tên theo danh pháp quốc tế các ankan trong mỗi trường hợp sau: a/ Tỉ khối hơi so với hiđro bằng 36. ............................................................................... ...............................................................................
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............................................................................... d. %C = 80%.
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............................................................................... b/ Công thức đơn giản nhất là C2H5. ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... e. %H = 25%. ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ............................................................................... ...............................................................................
............................................................................... c/ Đốt cháy hoàn toàn 1 lít ankan sinh ra 2 lít CO2. ............................................................................... ............................................................................... ............................................................................... ...............................................................................
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Câu 3: Xác định CTPT của các hidrocacbon trong các trường hợp sau: a/ Khi hóa hơi 3,6g ankan X thì thể tích thu được bằng thể tích của 1,5g etan (cùng điều kiện) .....................................................................................................................................................................
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b/ Đốt cháy hoàn toàn 1 hidrocacbon A thì thu được 17,6g CO2 và 10,8g H2O .......................................................................................................................................................................
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c/ Đốt cháy hoàn toàn 0,86g một ankan cần vừa đủ 3,04g O2. .......................................................................................................................................................................
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Câu 4: Khi đốt hoàn toàn một hợp chất hữu cơ người ta được 1,12 lít CO2 (đo ở đktc) và 1,08 g H2O. a/ Tìm khối lượng phân tử của hợp chất; CTPT b/ Xác định CTCT đúng của HCHC biết rằng khi cho tác dụng với clo (có ánh sáng khuếch tán) sinh ra 4 sản phẩm thế chỉ chứa một nguyên tử clo trong phân tử. .......................................................................................................................................................................
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Câu 5: Một ankan có tỉ khối hơi đối với không khí bằng 3.93 a/ Xác định CTPT của ankan b/ Cho biết đó là ankan mạch không phân nhánh, hãy viết CTCT và gọi tên. .......................................................................................................................................................................
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Câu 6: Đốt cháy 0,58gam ankan A, sản phẩm sinh ra cho vào dung dịch KOH dư thì thu được 200ml dung dịch muối có nồng độ 20%. Tìm CTPT của A. .......................................................................................................................................................................
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Đồng đẳng kế tiếp Câu 1: Đốt cháy hoàn toàn 20,4gam hỗn hợp gồm hai ankan đồng đẳng liên tiếp nhau cần dùng vừa đủ 51,52 lít oxi (đkc). a/ Tính thể tích CO2 (đkc) và khối lượng nước thu được sau phản ứng b/ Tìm CTPT của hai ankan .......................................................................................................................................................................
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Câu 2: Đốt cháy hoàn toàn 10,2g hỗn hợp A gồm hai ankan đồng đẳng liên tiếp nhau cần dùng vừa đủ 36,8gam oxi. a/ Tính khối lượng CO2 và khối lượng nước thu được sau phản ứng b/ Tìm CTPT của hai ankan. .......................................................................................................................................................................
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Câu 3: Đốt cháy hoàn toàn hai hidrocacbon đồng đẳng A, B thu được 4,4g CO2 và 2,52 gam nước. a/ Xác định dãy đồng đẳng A, B b/ Tìm CTPT của A, B biết tổng số nguyên tử cacbon của A, B là 5. .......................................................................................................................................................................
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Bài tập hỗn hợp Câu 1: Oxi hoá hoàn toàn 2,06g hỗn hợp C2H6 và C4H10 thu được 3,136 lit CO2 (đktc). Tính:
a) % thể tích và % khối lượng các chất trong hỗn hợp ban đấu. b) Thể tích O2 tham gia pứ. c) Cho hỗn hợp 2 ankan trên tác dụng với clo áskt chỉ thu được 2 sản phẩm thế monoclo, xác định CTCT của chúng.
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CHƯƠNG 6: HIĐROCACBON KHÔNG NO
ANKEN (OLEFIN)
Câu 1: Viết CTCT của các anken có tên gọi sau đây:
Tên CTCT
2-metylbut-2-en
2-brom-3-metylpent-3-en
3,3-đimetyhex-1-en
3-etyl-2,3-đimetylpent-1-en
2-brom-3,3-đietyl-5-metylhept-1-en
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Câu 2:Viết CTCT các đồng phân của các anken có CTPT: C4H8 và C5H10. Gọi tên các đồng phân theo danh pháp quốc tế. .......................................................................................................................................................................
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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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c/ CH3 – CH = CH2 + HI → … .......................................................................................................................................................................
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d/ CH2=CHCH2CH3 + HCl → ?
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e/ CH3-CH=C(CH3)2 + HI → ? .......................................................................................................................................................................
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f/ C(CH3)2=CH2 + Cl2 → ?
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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: Những hợp chất nào dưới đây có thể có đồng phân cis-trans? Viết CTCT các đồng phần đó: a/ CH3CH = CH2 ...............................................................................
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b/ CH3CH = CHCl ...............................................................................
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c/ CH3CH = C(CH3)2 ...............................................................................
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d/ CH3-C(C2H5)=C(C2H5)CH3 ...............................................................................
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e/ CH3-C(C2H5)=CHCl ...............................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 Câu 5: Viết pt hóa học của propen dưới tác dụng của các tác nhân và điều kiện phản ứng sau: a/ Br2 trong CCl4 b/ HI c/ H2O/H+, to d/ KMnO4/H2O e/ Trùng hợp ...............................................................................................................................................................
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Câu 6: Viết đầy đủ các phương trình phản ứng theo sơ đồ sau:
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b/ C4H10 → C2H4→ C2H4Br2 → C2H4 → C2H5OH → C2H4 → C2H5Cl PE C2H4 C2H2 CH4 C4H10 ...............................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ................................................................................................................................................................
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c/ C3H8 → C3H6 → C3H7OH → C3H6 → C3H7Cl → C3H6 → C3H6(OH)2 ................................................................................................................................................................
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d/ Al4C3 → CH4 → C2H2 → C2H4 → C2H5OH → C2H4 → PE ................................................................................................................................................................
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e/ Natri axetat → metan → cacbon → metan → cloroform →axetilen→eten→ancol etylic→ etylen → etylen glicol ................................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ...............................................................................................................................................................
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Câu 7: Viết các phương trình phản ứng hóa học điều chế a/ Từ butan điều chế rượu etylic ...............................................................................................................................................................
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b/ Từ butan điều chế nhựa PP ...............................................................................................................................................................
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c/ Từ rượu etylic điều chế PE, etylen glicol ...............................................................................................................................................................
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d/ Từ đá vôi điều chế nhựa PE ...............................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2
Tìm CTPT Câu 1: Viết CTCT có thể có của các hidrocacbon và gọi tên theo danh pháp quốc tế: a/ Anken A có 10 nguyên tử hidro trong phân tử. ................................................................................................................................................................
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b/ Anken A ở điều kiện thường có trạng thái khí, tỉ khối hơi của A so với hidro là 28. ................................................................................................................................................................
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c/ Oxihoá hoàn toàn 1 lit anken thu được 5 lit CO2 ở cùng đk. ................................................................................................................................................................
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d/ Đốt 1,12 lit anken A(đktc) thu được 3,6g nước. ................................................................................................................................................................
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e/ 4,2g anken A pứ vừa đủ với 40g dd Br2 40%. ................................................................................................................................................................
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Câu 2: Cho 2,8gam anken A vừa đủ làm mất màu dung dịch chứa 8 gam Br2. Biết rằng khi hidrat hóa anken A thì thu được chỉ một ancol duy nhất. Tìm CTCT của A. ................................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 Anken đồng đẳng kế tiếp Câu 3: Đốt cháy hoàn toàn 672cm3 (đkc) hỗn hợp X gồm hai olefin kế tiếp nhau thu được 4,4g khí CO2. Tìm CTPT, viết CTCT và gọi tên các đồng phân. ...............................................................................................................................................................
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Câu 4: Có 16,24gam hỗn hợp hai anken liên tiếp nhau làm mất màu 256g dung dịch brom 20%. Tìm CTPT, CTCT và gọi tên các đồng phân của hai anken. ...............................................................................................................................................................
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ANKANĐIEN
Câu 1: Ankanđien là gì? Viết CTCT của các ankađien có CTPT sau: a/ C4H6 b/ C5H8
Câu 2: Viết CTCT các ankadien có tên gọi sau đây:
Tên CTCT
2-etylpenta-1,3-đien
isopren
2-clo-buta-1,3-đien
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Lý thuyết – Bài tập Hóa 11 – HK2
đivinyl
Hexa-1,3-đien
Câu 4:Viết các phương trình phản ứng giữa các chất sau đây theo tỷ lệ số mol 1 : 1 a/ Buta-1,3-đien và Clo ................................................................................................................................................................
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b/ Buta-1,3-đien và HBr ................................................................................................................................................................
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c/ Isopren và brom ................................................................................................................................................................
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d/ trùng hợp butadien ................................................................................................................................................................
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ANKIN
Câu 1:Ankin là gì? Viết CTCT thu gọn và gọi tên các ankin có công thức: a/ C3H4 ; b/ C4H6 ; c/ C5H8
Câu 2: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 ................................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ...............................................................................................................................................................
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Câu 3: Viết các phương trình phản ứng thực hiện chuỗi chuyển hóa sau
a/ Nhôm cacbua → metan → metyl clorua → propan → propin B C D
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b/ CaCO3 → CaO → CaC2 → C2H2 → C4H4 → C4H6 → caosubuna. C6H6 C2H2Br4 → C2H2→ CH3CHO → CO2 ...............................................................................................................................................................
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Câu 4: Bổ túc p/ư sau:
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a/ C2H2 + AgNO3 ...............................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ................................................................................................................................................................
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b/ C3H4 + AgNO3 ................................................................................................................................................................
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c/ but-1-in + AgNO3 ................................................................................................................................................................
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d/ but-2-in + AgNO3 ................................................................................................................................................................
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Tìm CTPT Câu 5: Tìm CTPT, viết CTCT và gọi tên của các ankin trong các trường hợp sau: a/ 5,4 g ankin là đồng đẳng của axetilen, phản ứng hòan toàn với dung dịch AgNO3/NH3, tạo thành 16,1 g kết tủa vàng nhạt. ................................................................................................................................................................
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b/ Ankin B có 8 nguyên tử hidro trong phân tử. ................................................................................................................................................................
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c/ Phân tích ankin X thu được 5,5g khí CO2 và 1,875g H2O ................................................................................................................................................................
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Lý thuyết – Bài tập Hóa 11 – HK2
CHƯƠNG 7: HIĐRO CACBON THƠM
BENZEN VÀ ĐỒNG ĐẲNG
b/ 4-brometylbenzen c/ 1,3,5-triclobenzen
Câu 1: Viết CTCT các hợp chất có tên gọi sau: a/ etylbenzen ...............................................................................................................................................................
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e/ m-bromtoluen f/ p-điclobenzen
d/ vinylbenzen ...............................................................................................................................................................
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Câu 2:Viết phương trình phản ứng sau:
a/ benzen + Br2
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b/ toluen + Br2
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c/ benzen + Br2 dư
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d/ toluen + Br2dư
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e/ benzen + HNO3 đ dư ...............................................................................................................................................................
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f/ toluen + HNO3 đ dư
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Lý thuyết – Bài tập
Hóa 11 – HK2 ................................................................................................................................................................
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g/ etylbenzen + HNO3 đ ................................................................................................................................................................
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h/ benzen + ................→ (6,6,6) ................................................................................................................................................................
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k/ toluen + ……… → ………………(TNT) ................................................................................................................................................................
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Câu 3: Viết các phương trình phản ứng: a/ Trùng hợp stiren. ................................................................................................................................................................
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b/ Stiren tác dụng với nước brom. ................................................................................................................................................................
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c/ Stiren tác dụng với hiđro dư (xt Ni) ................................................................................................................................................................
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Câu 4: Từ benzen viết phương trình phản ứng chuyển hóa thành a/ o-bromnitrobenzen ................................................................................................................................................................
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b/ m-bromnitrobenzen ................................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ...............................................................................................................................................................
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Câu 5: Đánh dấu (+) vào ô cặp chất có phản ứng với nhau:
Benzen Hexen Toluen Etilen H2, xúc tác Ni Br2 (dung dịch) Br2 (Fe, đun nóng) Dd KMnO4, đun nóng HBr H2O (xt H+)
CHƯƠNG 8: ANCOL – PHENOL
Câu 1. Viết phương trình phản ứng hóa học giữa etanol với mỗi chất sau: a/ natri b/ CuO đun nóng c/ axit HBr có xúc tác d/ metanol (H2SO4 đặc, 1400C) ...............................................................................................................................................................
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Câu 2. Viết phương trình phản ứng trong các trường hợp sau: a/ hidrat hóa 2-metylbut-2-en ...............................................................................................................................................................
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b/ tách nước từ 3-metylbutan-2-ol ...............................................................................................................................................................
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c/ propan-1-ol với: Na, CuO/to, dd HBr/xt ...............................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ................................................................................................................................................................
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e/ Đun nóng ancol etylic với H2SO4 đặc, 140oC ................................................................................................................................................................
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❖ Tìm CTPT của ancol
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Câu 3. Tìm CTPT của ankanol trong các trường hợp sau: a/ Phân tử chứa 13,5135% hidro.
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b/ Phân tử chứa 70,59% cacbon.
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c/ Tỉ khối hơi đối với He là 22.
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d/ 0,32g ancol A tác dụng với Na dư thu 112 cm3 khí (đkc).
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e/ Đốt hoàn toàn 1,85g ancol B cần 3,36 lít O2 (đkc) .
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g/ Đốt cháy hoàn toàn 3,7 gam ancol no đơn chức cần dùng hết 6,72 lít O2(đkc).
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Lý thuyết – Bài tập
Hóa 11 – HK2 ...............................................................................................................................................................
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h/ Đốt cháy hoàn toàn 4,4 gam ancol no đơn chức sinh ra 11 gam CO2.
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i/ Đốt cháy hoàn toàn 9 gam một ankanol A thu được 10,8 gam nước.
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k/ Đốt cháy hoàn toàn một ankanol D thu được 0,448 lít CO2 (đkc) và 0,72 gam nước.
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Câu 4. Cho 6g ancol đơn chức, no A tác dụng hết với Na thu được 11,2 lit H2 (đkc) a/ Xác định CTPT của A. b/ Viết CTCT đúng của A biết khi ôxi hoá A bằng O2 có xúc tác được andêhit. ...............................................................................................................................................................
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Hỗn hợp ancol đồng đẳng Câu 5. Tìm CTPT và % theo khối lượng của 2 ancol no đơn chức kế tiếp nhau trong dãy đồng đẳng trong mỗi trường hợp sau: a/ Đốt hoàn toàn 1,88g hỗn hợp 2 ancol A, B cần 2,352 lit O2 (đkc).
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Lý thuyết – Bài tập
Hóa 11 – HK2 ................................................................................................................................................................
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b/ 25,8g hỗn hợp 2 ancol X, Y tác dụng với Na dư thu 5,6 lit khí (đkc).
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c/ Đốt hoàn toàn hỗn hợp 2 ancol D, E thu 3,584 lit CO2 (đkc) và 3,96g H2O.
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Câu 6. Cho 16,5g một hỗn hợp hai ancol no, đơn chức kế tiếp nhau trong dãy đồng đẳng tác dụng hết với Na đã thu được 5,04 lít H2 (đkc). Viết CTPT và % theo khối lượng của hai ancol trên. ................................................................................................................................................................
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Câu 7. Đốt cháy hoàn toàn hai ancol kế tiếp nhau trong dãy đồng đẳngcủa metanol, thu được 3,584 lít CO2 và 3,96g H2O. Xác định CTPT của hai ancol và % của chúng trong hỗn hợp. ................................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ...............................................................................................................................................................
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Bài tập hỗn hợp Câu 8. Cho 12,2g hỗn hợp X gồm etanol và propan-1-ol tác dụng với Na dư thu được 2,8 lít khí (đkc). Tính thành phần % theo khối lượng mỗi chất trong hỗn hợp X.
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Câu 9. 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. ...............................................................................................................................................................
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PHENOL Câu 1. Viết phương trình phản ứng thực hiện chuỗi chuyển hóa: a/ CH3COONa → CH4 → C2H2 → C6H6 → C6H5Br → C6H5ONa → C6H5OH → 2,4,6-tribrom
phenol
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Lý thuyết – Bài tập
Hóa 11 – HK2 ................................................................................................................................................................
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b/ benzen → clobenzen → natri phenolat → phenol → 2,4,6-trinitrophenol.
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Câu 2. Viết phương trình hóa học của phản ứng nếu có khi cho C6H5-OH và C6H5CH2-OH tác dụng với 1. Na. 2. Dung dịch NaOH. 3. Dung dịch HBr. ................................................................................................................................................................
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CHƯƠNG 9: ANDEHIT - AXIT CACBOXYLIC
Câu 1. Viết công thức cấu tạo của các anđehit có công thức phân tử C4H8O và gọi tên chúng.
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Câu 2. Hoàn thành dãy chuyển hóa sau, ghi điều kiện (nếu có) Metan → metyl clorua → metanol → metanal → axit fomic ................................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ...............................................................................................................................................................
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Câu 3. Cho 50 gam dung dịch anđehit axetic tác dụng với dung dịch AgNO3 trong NH3 (vừa đủ) thu được 21,6 gam Ag kết tủa. Tính nồng độ % của anđêhit axetic trong dung dịch đã dùng. ...............................................................................................................................................................
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Câu 4. Cho 8 gam hỗn hợp hai anđehit kế tiếp nhau trong dãy đồng đẳng của anđehit no, đơn chức mạch hở tác dụng với bạc nitrat trong dung dịch amoniac (lấy dư) thu được 32,4 gam bạc kết tủa. Xác định công thức phân tử, viết công thức cấu tạo và gọi tên các anđehit. ...............................................................................................................................................................
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Câu 5. Từ metan và các chất vô cơ cần thiết khác có thể điều chế được axit fomic, axit axetic. Viết phương trình hóa học của các phản ứng xảy ra. ...............................................................................................................................................................
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Câu 6. Để trung hòa 15 gam dung dịch 7,4% của axit no, mạch hở, đơn chức X cần dùng 100 ml dung dịch NaOH 1,5M. Viết công thức cấu tạo và gọi tên X. ...............................................................................................................................................................
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Lý thuyết – Bài tập
Hóa 11 – HK2 ................................................................................................................................................................
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Câu 7. Trung hòa 16,6 gam hỗn hợp gồm axit axetic và axit fomic bằng dung dịch natri hiđroxit thu được 23,2 gam hỗn hợp hai muối.
a) Viết phương trình hóa học của các phản ứng ở dạng phân tử và ion rút gọn b) Xác định thành phần phần trăm khối lượng của mỗi chất trong hỗn hợp trước và sau phản
ứng.
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Câu 8. Trình bày phương pháp hóa học để phân biệt các dung dịch : anđehit axetic, axit axetic, glixerol, ancol etylic. Viết phương trình phản ứng. ................................................................................................................................................................
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Lý thuyết – Bài tập Hóa 11 – HK2
NHAÄN BIEÁT (HÔÏP CHAÁT HÖÕU CÔ)
Chaát Ñaëc tröng Thuoác thöû Hieän töôïng
Dd Br2 Nhaït maøu dd Br2 Anken, Lk C=C Ankañien Nhaït maøu dd Lk CC Dd KMnO4 Ankin KMnO4
Ank-1-in Dd AgNO3/ NH3 R-CCH maøu vaøng
Benzen Khí Cl2/as Khoùi traéng
N O B C A C O R D I H
Voøng benzen Nhaït maøu dd Ankylbenzen lieân keát vôùi goác Dd KMnO4, to KMnO4 ankyl
Ancol ñôn chöùc 1 nhoùm –OH Na H2
Dd maøu xanh lam Ancol ña chöùc Cu(OH)2 2 nhoùm –OH lieàn nhau ñaëc tröng trôû leân
Dd AgNO3/ NH3, to Ag Andehit −CHO Cu(OH)2/ NaOH, to Cu2O ñoû gaïch
Quì Maøu ñoû
Û
Kim loaïi (tröôùc H) Suûi boït H2 Axit cacboxylic −COOH nhö Zn, Mg…
Á
Suûi boït, khí laøm ñuïc Dd Na2CO3
Ã
nöôùc voâi trong
N O B C A C O R D I H A U C T A U X N A D
Quì Maøu ñoû −COOH
Axit fomic Dd AgNO3/ NH3, to Ag HCOOH −CHO
Cu(OH)2/ NaOH, to Cu2O ñoû gaïch
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Lý thuyết – Bài tập Hóa 11 – HK2
ÔN TẬP HK2
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.......................................................................................................................................................................................................................................... 2) CH4 → C2H2 → C2H4 → C2H5Br → C2H5OH → CH3CHO → CH3COOH→ CH3COOC2H5
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.......................................................................................................................................................................................................................................... 3) CH4 → C2H2 → C6H6 → C6H5Cl → C6H5ONa → C6H5OH
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A. LÝ THUYẾT DẠNG 1: CHUỖI PHẢN ỨNG 1) (C6H10Ọ)n → C6H12O6 → C2H5OH → CH3CHO → C2H5OH →CH3COOH
.......................................................................................................................................................................................................................................... DẠNG 2: NHẬN BIẾT Câu 1. Chất lỏng : phenol, axit axetic, anđehit axetic, benzen
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.......................................................................................................................................................................................................................................... Câu 2. Chất lỏng : axit axetic, ancol metylic, anđehit axetic, phenol.
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.......................................................................................................................................................................................................................................... Câu 3. Chất lỏng : ancol etylic, axit axetic, glixerol, phenol.
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.......................................................................................................................................................................................................................................... Câu 4. : Chất lỏng: axit axetic, ancol etylic, anđehit axetic, glixerol.
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Lý thuyết – Bài tập Hóa 11 – HK2
.......................................................................................................................................................................................................................................... DẠNG 3: ĐIỀU CHẾ Câu 1. Từ natri axetat, các chất vô cơ và điều kiện có đủ. Viết phương trình điều chế metan
.......................................................................................................................................................................................................................................... Câu 2 : Từ glucozo , các chất vô cơ và điều kiện có đủ .Viết phương trình phản ứng điều chế ancol etylic
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.......................................................................................................................................................................................................................................... Câu 3: Từ ancol etylic viết phương trình điều chế axit axetic.
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.......................................................................................................................................................................................................................................... Câu 4: Từ etanal , các chất vô cơ và điều kiện có đủ .Viết phương trình điều chế kim loại bạc.
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.......................................................................................................................................................................................................................................... Câu 5: Từ axetilen , các chất vô cơ và điều kiện có đủ .Viết phương trình điều chế andehit axetic.
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.......................................................................................................................................................................................................................................... Câu 6: Từ CH3CHO , các chất vô cơ và điều kiện có đủ. Viết phương trình điều chế CH3CH2OH.
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Lý thuyết – Bài tập
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.......................................................................................................................................................................................................................................... 2. Dẫn khí CO2 vào dung dịch natri phenolat trong suốt, dung dịch tạo thành có muối NaHCO3.
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.......................................................................................................................................................................................................................................... 3. Cho bột NaHCO3 vào dd axit axetic.
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.......................................................................................................................................................................................................................................... 4. Cho nước brom vào phenol.
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.......................................................................................................................................................................................................................................... 5. Đun nhẹ hỗn hợp andehit axetic và dd AgNO3/NH3.
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Hóa 11 – HK2 DẠNG 4: Giải thích hiện tượng và viết PTHH 1. Cho Na vào ancol etylic.
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.......................................................................................................................................................................................................................................... 2. Cho 9,4 gam phenol tác dung vừa đủ với 100 ml dd NaOH aM. Tính a?
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.......................................................................................................................................................................................................................................... 3. Cho 4,4 gam etanal tác dụng với lượng dư dd AgNO3/NH3, thu được m gam bạc. Tính m ?
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.......................................................................................................................................................................................................................................... 4. Cho 4,4 gam andehit axetic tác dụng với H2 dư (Ni, to), thu được m gam ancol. Tính m?
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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?
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Lý thuyết – Bài tập
Hóa 11 – HK2 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.
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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
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O2(đkc). Xác định CTPT của andehit
.......................................................................................................................................................................................................................................... Câu 3. Đốt cháy hoàn toàn 6 gam một axit cacboxylic no, đơn chức, mạch hở thu được 8,8 g CO2
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.Xác định CTPT của axit
.......................................................................................................................................................................................................................................... Câu 4. Cho 8,7 gam một anđehit X no, đơn chức, mạch hở phản ứng với lượng dư AgNO3 trong
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dung dịch NH3, đun nóng , thu được 32,4 gam Ag. Tìm công thức PT của X.
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Lý thuyết – Bài tập
Hóa 11 – HK2 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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định CTPT của A.
.......................................................................................................................................................................................................................................... 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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NaOH. Tìm công thức của Y.
Câu 7. Cho 12 gam một axit no, mạch hở đơn chức tác dụng hết với Na thu được 2,24 lit
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H2 (đktc). Tìm CTPT của axit.
.......................................................................................................................................................................................................................................... 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
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khí (đktc). Tính thành phần % khối lượng mỗi chất trong hỗn hợp X.
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Lý thuyết – Bài tập Hóa 11 – HK2
.......................................................................................................................................................................................................................................... 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
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2,24 lít khi (đktc). Tính thành phần % khối lượng mỗi chất trong hỗn hợp A
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