The correct bond order in the following species is [2015]

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Solution

Q.
The correct bond order in the following species is [2015]

1 $O_{2}^{+} < O_{2}^{-} < O_{2}^{2 +}$

2 $O_{2}^{-} < O_{2}^{+} < O_{2}^{2 +}$

3 $O_{2}^{2 +} < O_{2}^{+} < O_{2}^{-}$

4 $O_{2}^{2 +} < O_{2} < O_{2}^{+}$

Ans.
(2)

$O_{2}^{-} < O_{2}^{+} < O_{2}^{2 +}$
$B.O. : 1.5 2.5 3.0$

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