Q.

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

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a

8

b

10

c

9

d

5

answer is B.

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Detailed Solution

For n=3 ,

l=0  m=0 

l=1 m= -1,0,+1

l=2 m=-2,-1,0,+1,+2

total 9 posssible magnetic quantum numbers, 

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