作者GOPOL (爬不起来阿!!)
看板Chemistry
标题请问一题化学
时间Sun Feb 12 00:08:17 2006
The compound SiO2 does not exist at a discrete molecule while
CO2 does this an be explained because
A the Si-O bond is unstable
B the Lewis structure of CO2 has an even number of
electrons
C theSiO2 is a solid while CO2 is a gas
D the 3p orbital of the Si has little overlap with the 2p of the O
E none the above
谢谢
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1F：推 shok:D 02/12 01:13
2F：推 CHHO:D 02/12 09:30