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JEE Main 202127 JulyEvening Shift
Exam
JEE Main
Year
2021
Date
27 July
Shift
Evening Shift
Subject
Chemistry
Chapter
Chemical Bonding and Molecular Structure

JEE Main 2021 · 27 July · Evening Shift · Chemistry · Chemical Bonding and Molecular Structure

The total number of electrons in all bonding molecular orbitals of...

The total number of electrons in all bonding molecular orbitals of O22−{O}_{2}^{2 -} is ......... (Round off to the nearest integer)

Correct answer

0

Step-by-step solution

M. O. Configuration of O22−{O}_{2}^{2 -} ( (18e¯)( 18\overset{¯}{e} )

σ1s2σ∗1s2σ2s2σ∗2s2σ2pz2π2px2=π2py2π∗2px2=π∗2py2\sigma1{s}^{2}{\sigma}^{*}1{s}^{2}\sigma2{s}^{2}{\sigma}^{*}2{s}^{2}\sigma2{p}_{z}^{2}\pi2{p}_{x}^{2} = \pi2{p}_{y}^{2}{\pi}^{*}2{{p}_{x}}^{2} = {\pi}^{*}2{{p}_{y}}^{2}

Total B.M.O electrons =10= 10

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