摘要:7.下列四位同学对甲烷(CH4)化学式认识不正确的是
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2006年03月10日,5时20分左右,湖南省涟邵矿业集团有限公司一矿井发生一起瓦斯爆炸事故.下列四位同学对瓦斯的主要成分CH4意义的讨论中,说法是错误的( )
A.![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images0.png)
B.![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images1.png)
C.![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images2.png)
D.![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images3.png)
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A.
![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images0.png)
B.
![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images1.png)
C.
![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images2.png)
D.
![](http://thumb.1010pic.com/pic6/res/czhx/web/STSource/20131029170538358907307/SYS201310291705383589073005_ST/images3.png)
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