The number of subshells associated with n=4 and m=-2 quantum numbers is :
Question:

The number of subshells associated with $n=4$ and $m=-2$ quantum numbers is :

 

  1. 8

  2. 2

  3. 16

  4. 4


Correct Option: , 2

Solution:

For $n=4$ possible values of $l=0,1,2,3$; only $l=2$ and $l=3$ can have $m=-2 .$ So possible subshells are $2 .$

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