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烯烃亲电加成是通过( ) 历程来进行的。
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烯烃亲电加成是通过( ) 历程来进行的。
A、碳正离子
B、自由基
C、溴翁离子
D、碳负离子
时间:2021-09-02 00:02
关键词:
联大
河南理工大学
有机化学
答案解析
A
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烯烃的C=C双键上取代基的+I效应越大,该烯烃发生亲电加成反应就越容易。( )
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烯烃亲电加成是通过( ) 历程来进行的。
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烯烃由()进攻而进行的加成反应称为亲电加成。
因为卤化氢分子中有带正电荷和负电荷两部分,因此卤化氢与烯烃的加成反应,既是亲电加成反应,又是亲核加成反应。
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