`Zn` and `Hg` do not show variable valency like `d-`block elements because-

Question

`Zn` and `Hg` do not show variable valency like `d-`block elements because-

`Zn` and `Hg` do not show variable valency like `d-`block elements because-
A. they are soft
B. their d - sub shells are complete
C. they have only two electrons in the outermost shell
D. their d - sub shells are in complete

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`Zn to [Ar] 4s^2 3d^10, Hg to [Xe] 6s^2 3d^10`

4 views Answered 2023-02-05 15:29