题目内容
下列基态原子或离子的电子排布式错误的是( )
|
试题答案
A
| A、Ca:1s22s22p63s23p64s2 | B、Mg2+:1s22s22p6 | C、F-:1s22s22p5 | D、Br:1s22s22p63s23p63d104s24p5 |
| A.Fe:1s22s22p63s23p63d54s3 |
| B.Fˉ:1s22s22p6 |
| C.K:1s22s22p63s23p64s1 |
| D.Kr:1s22s22p63s23p63d104s24p6 |
A.Ca2+:1s22s22p63s23p6
B.F:1s22s23p6
C.S:1s22s22p63s23p4
D.Ar:1s22s22p63s23p6
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