Using MO theory, predict which of following species has shortest bond length ?

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4.Chemical Bonding and Molecular Structure

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Using $MO$ theory, predict which of the following species has the shortest bond length ?

A

$O_2^+$

B

$O_2^-$

C

$O_2^{2-}$

D

$O_2^{2+}$

(AIEEE-2008)

Solution

$O_{2}^{2+}$ has highest bond order $3$ compare to other molecules, hence it has the shortest bond length.

Standard 11

Chemistry

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