Question

If n = 2, what are the values of quantum number l and m_l?

Answer 1

For a given n, 

l = 0 to (n – 1) and for given l, 

m_l = -l…., 0…. + l

Therefore, 

The possible values of l and ml for n = 2 are :

Value of n	Value of l	Value of ml
2	0	ml = 0
	1	ml = -1 ml = 0 ml = +1