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Among KO2 , AlO(2)^(-) BaO2 and NO2^+ u...

Among ` KO_2 , AlO_(2)^(-) BaO_2` and `NO_2^+` unpaired electron is present in :

A

`NO_(2)^(+)` and `BaO_(2)`

B

`KO_(2)` and `BaO_(2)`

C

`KO_(2)` only

D

`BaO_(2)` only

Text Solution

Verified by Experts

The correct Answer is:
C
`KO_(2)` because in `O_(2)^(-)` (superoxide ion) one unpaired electron is present in the antibonding orbital.
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