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为什么重叠程度越大共价键越稳定
更新时间: 2020-09-19 00:00:00  

结构相似的分子,其共价键的键长越短,共价键的键能越大,分子越稳定。成键电子数越多,键长越短,形成的共价键越牢固,键能越大。在成键电子数相同,键长相近时,键的极性越大,键能越大,形成时释放的能量就越多,反之破坏它消耗的能量也就越多,付出的代价也就越大。

关键词: 为什么 重叠 程度 共价键 稳定

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