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苯分子里有碳碳双键吗

更新时间: 2020-10-02 00:00:00     

苯不能使溴水或酸性KMnO4褪色,这说明苯中没有碳碳双键。研究证明,苯环主链上的碳原子之间并不是由以往所认识的单键和双键排列,每两个碳原子之间的键均相同,是由一个既非双键也非单键的大π键连接。

关键词: 分子

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