Chemistry
Senior High
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⑷の問題なのですが、なんで電子をマイナスしているんですか?
(⑪) Nasei呈基ュょ三り
構成原子の電子数 価数
(② FTe~=9+1ニ10
(3) S二2e~=16+218
(④ N+HX4ニ6~=7上1X4-1=109
(9 C+HX3+C+O+O+e~三6土1X3寺6十8十8+1三32
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