(C) The electronic configuration of $C_2$ molecule ($12$ electrons) is $\sigma 1s^2, \sigma^* 1s^2, \sigma 2s^2, \sigma^* 2s^2, \pi 2p_x^2 = \pi 2p_y^

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(C) The electronic configuration of $C_2$ molecule ($12$ electrons) is $\sigma 1s^2, \sigma^* 1s^2, \sigma 2s^2, \sigma^* 2s^2, \pi 2p_x^2 = \pi 2p_y^2$.Number of bonding electrons $(N_b)$ = $8$.Number of antibonding electrons $(N_a)$ = $4$.Bond order $(B.O.)$ = $\frac{N_b - N_a}{2} = \frac{8 - 4}{2} = 2$.

Class 11 Chemistry Chemical Bonding and Molecular Structure Molecular orbital theory

Medium

According to the molecular orbital theory,the bond order in $C_2$ molecule is

A
$0$
B
$1$
C
$2$
D
$3$

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Chemical Bonding and Molecular Structure

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Molecular orbital theory

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According to the molecular orbital theory,the bond order in $C_2$ molecule is

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