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The number of unpaired electrons in Ni (...

The number of unpaired electrons in Ni (atomic number=28) are-

A

0

B

2

C

4

D

8

Text Solution

Verified by Experts

The correct Answer is:
B
Electronic configuration of `""_(28)Ni` is `[Ar]3d^(8)4s^(2)`

`therefore`Unpaired electron=2.
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