Gujarati
4.Chemical Bonding and Molecular Structure
easy

The bond order of $He_2^ + $ molecule ion is

A

$1$

B

$2$

C

$0.5$

D

$0.25$

Solution

(c)The electron’s distribution in molecular orbitals is  $1{s^2},\,2{s^1}$

$B.O. $ $= \frac{{2 – 1}}{2} = \frac{1}{2} = 0.5$.

Standard 11
Chemistry

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