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230问答网 > 现有下列3种有机物：①苯酚、②溴乙烷、③聚乙烯．其中，具有弱酸性的是______（填序号），属于高分子化

现有下列3种有机物：①苯酚、②溴乙烷、③聚乙烯．其中，具有弱酸性的是______（填序号），属于高分子化

2025-03-15 02:59:43

推荐回答（1个）

回答1：

①苯酚、②溴乙烷、③聚乙烯中，具有弱酸性的是①，属于高分子化合物的是③，能发生消去反应的是②，该消去反应为CH₃CH₂Br+NaOH

乙醇

△

CH₂=CH₂↑+NaBr+H₂O，故答案为：①；③；②；CH₃CH₂Br+NaOH

乙醇

△

CH₂=CH₂↑+NaBr+H₂O．

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