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Question

The orbital angular momentum of a 4p electron will be :

A
4h2π
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B
2h2π
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C
6h4π
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D
2h4π
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Solution

The correct option is B 2h2π
For p-orbital, l=1
where l= Azimuthal quantum number

Orbital angular momentum is given by
L=h2πl(l+1)
Putting the value of l, we get
L=h2π1(1+1)=2h2π

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