How many orbitals are possible for n = 3.1=2 ?

How many orbitals are possible for n = 3, l=2 ?

How many orbitals are possible for n = 2 and l = 1?

How many orbitals are possible for n = 3, State the notations used for them? How many fold degenerate they are?

n = 5 , m _ s = + ( 1 ) /(2 ) How many orbitals are possible :