问道BC的化学题!The following compound shares electrons:a,NAOH b,CaO c,N2O3 d,CuS- -回答请注明过程,

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问道BC的化学题!The following compound shares electrons:a,NAOH b,CaO c,N2O3 d,CuS- -回答请注明过程,

问道BC的化学题!The following compound shares electrons:a,NAOH b,CaO c,N2O3 d,CuS- -回答请注明过程,
问道BC的化学题!
The following compound shares electrons:
a,NAOH b,CaO c,N2O3 d,CuS
- -
回答请注明过程,

问道BC的化学题!The following compound shares electrons:a,NAOH b,CaO c,N2O3 d,CuS- -回答请注明过程,
选C
题目是要选出有共用电子的物质,也就是共价化合物
ABD都是离子化合物,C是共价化合物

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