I was wondering,
1.Why does the 4s orbital system fills before the 3d orbital?
2.What's the difference between two electrons on the same orbital?
3. Does Ba have a lower first I.E. energy than Ca's? Why?/ why not?
收錄日期: 2021-04-25 16:37:41
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https://hk.answers.yahoo.com/question/index?qid=20070420000051KK03934