题目列表(包括答案和解析)
下列基态原子或离子的电子排布式错误的是
| A.Ca: 1s22s22p63s23p64s2 | B.Mg2+: 1s22s22p6 |
| C.F—: 1s22s22p5 | D.Br: 1s22s22p63s23p63d104s24p5 |
下列基态原子或离子的电子排布式错误的是
A.Ca: 1s22s22p63s23p64s2 B.Mg2+: 1s22s22p6
C.F—: 1s22s22p5 D.Br: 1s22s22p63s23p63d104s24p5
下列基态原子或离子的电子排布式错误的是
A.K:1s22s22p63s23p64s1 B.Fˉ:1s22s22p6
C.Fe:1s22s22p63s23p63d54s3 D.Kr:1s22s22p63s23p63d104s24p6
下列基态原子或离子的电子排布式错误的是( )
A. K 1s22s22p63s23p64s1 B. Mg2+ 1s22s22p6
C. F- 1s22s22p5 D. Br 1s22s22p63s23p63d104s24p5
下列基态原子或离子的电子排布式错误的是
A.K:1s22s22p63s23p64s1 B.F-:1s22s22p6
C.Fe:1s22s22p63s23p63d54s3 D.Kr:1s22s22p63s23p63d104s24p6
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21.(1)
+
+
→
(2)
(3)
+
+
→
22.⑴>;⑵< ⑶>,> ⑷>,>,< ⑸>,> ⑹<
23.A:
; B:F2; C:HF; D:N2
24.(1)H S K(写元素名称也可)
(2)
|