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CH4和SIH4谁的沸点高
更新时间: 2020-07-09 00:00:00  

1、两者都是共价化合物,是分子晶体,而且分子结构也相同,都是正四面体,所以只要比较它们的相对分子质量大小。

2、SiH4的相对分子质量比CH4大,所以SiH4沸点较高。

3、注,SiH4常温下是固态,CH4常温下是气态。

关键词: ch4 sih4 沸点

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