Chemistry - CHEMICAL BONDING Question with Solution | TestHub

${\mathrm{O}}_2={\mathrm{\sigma }}_{1s^2}{\mathrm{\sigma }}_{1s^2}^{*}{\mathrm{\sigma }}_{2s^2}{\mathrm{\sigma }}_{2s^2}^{*}{\mathrm{\sigma }}_{2{p_x}^2}{\mathrm{\pi }}_{2{p_y}^2}={\mathrm{\pi }}_{2{p_z}^2}{\mathrm{\pi }}_{2{p_y}^1}^{*}={\mathrm{\pi }}_{2{p_z}^1}^{*} (\mathrm{Bond} \mathrm{order}=2)$

${\mathrm{O}}_2^{+}={\mathrm{\sigma }}_{1s^2}{\mathrm{\sigma }}_{1s^2}^{*}{\mathrm{\sigma }}_{2s^2}{\mathrm{\sigma }}_{2s^2}^{*}{\mathrm{\sigma }}_{2{p_x}^2}{\mathrm{\pi }}_{2{p_y}^2}={\mathrm{\pi }}_{2{p_z}^2}{\mathrm{\pi }}_{2{p_y}^1}^{*}={\mathrm{\pi }}_{2{p_z}^0}^{*} (\mathrm{Bond} \mathrm{order}=2.5)$

${\mathrm{O}}_2^{-}={\mathrm{\sigma }}_{1s^2}{\mathrm{\sigma }}_{1s^2}^{*}{\mathrm{\sigma }}_{2s^2}{\mathrm{\sigma }}_{2s^2}^{*}{\mathrm{\sigma }}_{2{p_x}^2}{\mathrm{\pi }}_{2{p_y}^2}={\mathrm{\pi }}_{2{p_z}^2}{\mathrm{\pi }}_{2{p_y}^2}^{*}={\mathrm{\pi }}_{2{p_z}^1}^{*} (\mathrm{Bond} \mathrm{order}=1.5)$

${\mathrm{O}}_2^{-2}={\mathrm{\sigma }}_{1s^2}{\mathrm{\sigma }}_{1s^2}^{*}{\mathrm{\sigma }}_{2s^2}{\mathrm{\sigma }}_{2s^2}^{*}{\mathrm{\sigma }}_{2{p_x}^2}{\mathrm{\pi }}_{2{p_y}^2}={\mathrm{\pi }}_{2{p_z}^2}{\mathrm{\pi }}_{2{p_y}^2}^{*}={\mathrm{\pi }}_{2{p_z}^2}^{*} (\mathrm{Bond} \mathrm{order}=1)$