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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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