The spin-only magnetic moment value of B 2 + species is × 10 - 2 BM (Nearest integer) [  Given…

The spin-only magnetic moment value of B2+ species is ×10-2BM (Nearest integer)

[ Given : 3=1.73]

Solution

 In B2number of electron +=9

B2=+(σ1 s)2σ*1 s2(σ2 s)2σ2 s2π2px=1π2py0,

so unpaired electron =1

μ=n(n+2)B

μ=3   B.M. =1.73=173×10-2 B.M 

Asked in: JEE Main 2021 (01 Sep Shift 2)

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