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What is the electronic configuration of ...

What is the electronic configuration of `O^(2-)` ion?

A

`1s^(2)2s^(2)2p^(6)`

B

`1s^(2)2s^(2)2p^(4)`

C

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

D

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

Text Solution

Verified by Experts

The correct Answer is:
A
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