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Which of the following represents an exc...

Which of the following represents an excited state of an atom?

A

`[Ne]3s^(2)3p^(6)4s^(2)3d^(8)`

B

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

C

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

D

`1s^(2)2s^(2)2p^(5)3s^(1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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