Among the following compounds the one that is paramagnetic is:

O₃

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N₂O

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O₂²

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O₂^-

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Solution

The correct option is D
O₂^-

In O₂^2-, O₃ and N₂O no unpaired electron is present.

But O₂^- has one unpaired electron and shows paramagnetic behaviour.

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Similar questions

Among the following the total no. of species which are paramagnetic

$O_{2}, S_{2}, C N^{-}, N O^{+}, O_{2}^{2 +}, O_{2}^{2 -}, B_{2}, N_{2}^{2 -}, O_{2}^{+}, N O, N O_{2}, N_{2} O$ ___

O_{2}, O_{2}^{-}

O_{3}, O_{2}^{2 -}

O_{2}^{-}, O_{2}^{2 -}

K O_{2}, N O_{2}, S O_{2}, B a O_{2}, C l O_{2}, O_{2}, N O, N_{2} O, O_{3}, C O

K O_{2}, N O_{2}, S O_{2}, B a O_{2}, C l O_{2}, O_{2}, N O, N_{2} O, O_{3}, C O

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