摘要:用电子式表示下列过程: ① Na2O 的形成过程: ② H2O的形成过程:
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用电子式表示下列物质的形成过程:
(1)N2 ______________________________________________________________;
(2)PCl3_____________________________________________________________;
(3)MgF2_____________________________________________________________;
(4)Na2O_____________________________________________________________;
(5)H2O______________________________________________________________;
(6)NaH______________________________________________________________。
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