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Question

If the value of principal quantum number is 3, the total possible values for magnetic quantum number will be?

A
5
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B
9
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C
8
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D
10
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Solution

The correct option is C 5
The azimuthal quantum number (l)=n1
=31
=2
Therefore, the total possible values of magnetic quantum number (m) are
m=2l+1
=2(2)+1
=4+1
m=5

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