According to molecular orbital theory, the number of unpaired electron(s) in $O_2^{2 - }$ is :
Answer (integer)
0
Solution
Molecular orbital configuration of $O_2^{2 - }$ is <br><br>$$\sigma _{1s}^2\sigma _{1s}^{*2}\sigma _{2s}^2\sigma _{2s}^{*2}\left( {\pi 2p_x^2 = \pi 2p_y^2} \right)\left( {\pi _{2px}^{*2} = \pi _{2py}^{*2}} \right)$$<br><br>Zero unpaired electron
About this question
Subject: Chemistry · Chapter: Chemical Bonding and Molecular Structure · Topic: Ionic and Covalent Bonding
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