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The atomic number of cerium (Ce) is 58...

The atomic number of cerium `(Ce)` is 58. The correct electronic confguration of `Ce^(3+)` ions is :

A

`[Xe]4f^1`

B

`[Kr]4f^1`

C

`[Xe]4f^13`

D

`[Kr]4d^1`

Text Solution

Verified by Experts

The correct Answer is:
A
The correct electronic configuration of Ce is `[54]4f^1 5d^1 6s^2`
`:. Ce^(3+)" is " [54] 4f^1 i.e., [Xe]4f^1`.
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