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碳碳三键有几个派键

更新时间: 2021-03-16 00:22:46     

1、碳碳三键有2个π键。

2、均只有一个σ键,其余的是π键.即碳碳三键有一个σ键,2个π键; 碳碳双键有一个σ键,1个π键。

3、碳碳三键键长最短,不稳定,易加成,易氧化,能使溴水和酸性高锰酸钾褪色,不取代,加成氢气比双键多1倍

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