题目内容
下列电子排布式中,原子处于激发状态的是
A.1s22s22p5 | B.1s22s22p43s2 |
C.1s22s22p63s23p63d54s1 | D.1s22s22p63s23p63d34s2 |
B
略
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题目内容
A.1s22s22p5 | B.1s22s22p43s2 |
C.1s22s22p63s23p63d54s1 | D.1s22s22p63s23p63d34s2 |