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JEEMAIN-2014
Which of the following has unpaired electron(s) ?
$(a)\;N_{2}\qquad(b)\;O_{2}^{-}\qquad(c)\;N_{2}^{2+}\qquad(d)\;O_{2}^{2-}$
jeemain
chemistry
2014
set-01
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asked
May 6, 2014
by
yamini.v
edited
May 6, 2014
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