JEE CHEMISTRY MCQ: CHEMICAL BONDING & MOLECULAR STRUCTURE

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Which of the following is wrong?

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Correct option: D

\mathrm{O}_2^{2-}

is paramagnetic while

\mathrm{O}_2^{-}

is diamagnetic

The correct answer is D because O2^2- is diamagnetic (no unpaired electrons), while O2^- is paramagnetic (one unpaired electron).

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