4.Chemical Bonding and Molecular Structure
normal

Among the following, the molecule expected to be stabilized by anion formation is

A

$F_2$

B

$C_2$

C

$O_2$

D

$NO$

(JEE MAIN-2019)

Solution

$C_2$ configuration

$\sigma 1{s^2}{\sigma ^*}1{s^2}\sigma 2{s^2}{\sigma ^*}2{s^2}_{\pi 2{p_z}^2}^{\pi 2{p_y}^2}\sigma 2Px$

$C_2^-$ configuration

$\sigma 1{s^2}{\sigma ^*}1{s^2}\sigma 2{s^2}{\sigma ^*}2{s^2}_{\pi 2{p_z}^2}^{\pi 2{p_y}^2}\sigma 2P_x^1$

Standard 11
Chemistry

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