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JEEMAIN and NEET
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JEEMAIN PAST PAPERS
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2002
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Q)
Increasing order of bond strength of $O_2, \; O_2^-, \; O_2^{2-}$ and $O_2^+$ is :
( A ) $O_2 < O_2^+ < O_2^- < O_2^{2-}$
( B ) $O_2^+ < O_2 < O_2^- < O_2^{2-}$
( C ) $O_2^{2-} < O_2^- < O_2 < O_2^+$
( D ) $O_2^{-} < O_2^{2-} < O_2^+ < O_2$
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