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Question

Oxygen molecule is paramagnetic in nature. What is the paramagnetic content in terms of the magnetic moment in O2?

A
1.732
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B
3
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C
1.5
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D
2.5
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Solution

The correct option is B 1.732
(σ1s2)(σ1s2)(σ2s2)(σ2s2)(σ2p2z)(π2p2x=π2p2y)(π2p2x=π2p1y)
Total number of unpaired electrons in O2 is one
So to calculate magnetic moment,forumla is here:-
M.M.=n(n+2)
n=numberofunpairedelectrons
M.M.=1(1+2)=3=1.732
So the correct option is [A].



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