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Among K O 2 , A l O 2 - , B a O 2 and N O 2 + , unpaired electron is present in -

Options

  1. AN O 2 + , B a O 2
  2. BK O 2 and A l O 2 -
  3. CK O 2 only
  4. DB a O 2 only

Correct answer

C. K O 2 only

Step-by-step solution

K O 2 is super oxide i.e. O 2 - having one unpaired electron.

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