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Write the the electronic configuration o...

Write the the electronic configuration of `Fe^(2+)` ion.

A

`1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(6)4s^(0)`

B

`1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(6)4s^(2)`

C

`1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(5)4s^(1)`

D

`1s^(2)2s^(2)2p^(6)3s^(2)3p^(6)3d^(5)4s^(0)`

Text Solution

Verified by Experts

The correct Answer is:
A
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