单选题 较易0.85 引用2 组卷224
下列反应属于取代反应的是
①CH3CH2OH+CH3COOH CH3COOCH2CH3+H2O
②2CH3CH2OH+O22CH3CHO+2H2O
③CH2=CH2+HClCH3CH2Cl
④CH3CH3+Cl2 CH3CH2Cl+HCl
⑤ +CH2=CH2
①CH3CH2OH+CH3COOH CH3COOCH2CH3+H2O
②2CH3CH2OH+O22CH3CHO+2H2O
③CH2=CH2+HClCH3CH2Cl
④CH3CH3+Cl2 CH3CH2Cl+HCl
⑤ +CH2=CH2
A.①② | B.③⑤ | C.②③ | D.①④ |
21-22高一下·山东淄博·期中
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下列反应不是取代反应的是:
A.CH3CH2OH + HBr→ CH3CH2Br + H2O | B.CH3—CH2—OH → CH2=CH2↑+ H2O |
C.CH4+Cl2→ CH3Cl+HCl | D.CH2=CH2+H2 → CH3—CH3 |
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