本课配套习题挑战模式1/5
热播电视剧《走西口》中有翠翠女扮男装在杀虎口醋作坊受重用的情节,山西老陈醋素有“天下第一醋”的盛誉.食醋中含有乙酸,下列关于乙酸的说法中正确的是
A: 乙酸是有刺激性气味的液体 |
B: 乙酸分子中含有4个氢原子,它不是一元羧酸 |
C: 乙酸在常温下就能发生酯化反应 |
D: 乙酸酸性较弱,不能使石蕊试液变红 |
- 提示1:PHA+5qC55o2u6YaL6YW455qE54mp55CG5oCn6LSo5Y+v5Lul55u05o6l6YCJ5Ye65q2j56Gu55qE562U5qGIPC9wPg==
- 答案:QQ==
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
本课配套习题挑战模式2/5
下列关于乙酸的说法中不正确的是
A: 乙酸是具有强烈刺激性气味的液体 |
B: 乙酸和甲醇可酯化成乙酸甲酯 |
C: 乙酸分子里含有4个氢原子,所以乙酸是四元酸 |
D: 乙酸易溶于水和乙醇 |
- 提示1:PHA+5pys6aKY6ICD5p+l5LmZ6YW455qE5oCn6LSo5LiO57uT5p6E44CC5LmZ6YW455qE57uT5p6E5Lit5ZCr5pyJ5LiA5Liq55Sy5Z+65Lul5Y+K5LiA5Liq576n5Z+677yM576n5Z+65LiK55qE5LiA5LiqSOWuueaYk+eUteemu++8jOWboOatpOWRiOmFuOaAp+OAguiAjOeUsuWfuuS4iueahEjkuI3og73nlLXnprvjgII8L3A+
- 答案:Qw==
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
本课配套习题挑战模式3/5
A: 乙酸在温度低于16.6℃时,就凝结成冰状晶体 |
B: 乙酸具有氧化性,能与金属钠反应放出氢气 |
C: 乙酸的酸性比碳酸强,所以它可以跟碳酸盐溶液反应,产生CO2气体 |
D: 乙酸与乙酸乙酯不混溶,分层 |
- 提示1:5LiA6Iis5pyJ5py654mp6YO95a655piT5rq25LqO5pyJ5py65rq25YmC44CC
- 答案:RA==
5LmZ6YW45LiO5LmZ6YW45LmZ6YWv5ZCM5Li65pyJ5py654mp77yM57uT5p6E55u45Ly877yM5Y+v5Lul55u45rq244CCROmAiemhuemUmeivr+OAgg==
本课配套习题挑战模式4/5
A: 乙酸的官能团为-OH |
B: 乙酸的酸性比碳酸弱 |
C: 乙酸能够与金属钠反应产生氢气 |
D: 乙酸能使紫色的石蕊溶液变蓝 |
- 提示1:5LmZ6YW45YW35pyJ5byx6YW45oCn44CC
- 答案:Qw==
5LmZ6YW455qE5a6Y6IO95Zui5Li6576n5Z+64oCc4oCUQ09PSOKAne+8jOaVhUHpobnplJnor6/vvJs8YnI+5LmZ6YW45YW35pyJ5byx6YW45oCn77yM5q+U56Kz6YW455qE6YW45oCn5by677yM5Y+v5Lul5LiO6YeR5bGe5Y+N5bqU55Sf5oiQ5rCi5rCU44CCPGJyPuS9v+e0q+iJsueahOefs+iViua6tua2suWPmOe6ouOAgjxicj7mlYVD6aG55q2j56Gu44CC
本课配套习题挑战模式5/5
(4)乙酸变成乙酸酐的反应:2CH3COOH―→+H2O,是①②键断裂
A: 仅(1)(2)(3) |
B: (1)(2)(3)(4) |
C: 仅(2)(3)(4) |
D: 仅(1)(3)(4) |
- 提示1:5pys6aKY5LiN5LuF6ICD5p+l5LmZ6YW455qE5YiG5a2Q57uT5p6E77yM6L+Y6ZyA6KaB5YWz5rOo5Zyo5YyW5a2m5Y+Y5YyW5Lit5a6D55qE57uT5p6E5aaC5L2V5Y+Y5YyW77yM5Lmf5bCx5piv5Y+N5bqU5py655CG55qE5o6M5o+h44CC
- 答案:Qg==
5LmZ6YW455S156a75Ye6SDxzdXA+77yLPC9zdXA+5pe277yM5pat6KOC4pGg6ZSu77ybPGJyPuWcqOmFr+WMluWPjeW6lOaXtumFuOiEsee+n+Wfuu+8jOaWreijguKRoemUru+8mzxicj7kuI5CcjxzdWI+Mjwvc3ViPueahOWPjeW6lO+8jEJy5Y+W5Luj5LqG55Sy5Z+65LiK55qE5rCi77yM5pat6KOC4pGi6ZSu77ybPGJyPueUn+aIkOS5memFuOmFkOeahOWPjeW6lO+8jOS4gOWIhuWtkOaWreijguKRoOmUru+8jOWPpuS4gOWIhuWtkOaWreijguKRoemUru+8jOaJgOS7pULmraPnoa7jgII=