n = no of principle shell
l = azimuthal quantum number
l = 0 for s orbital
l = 1 for p orbital
l = 2 for d orbital
l = 3 for f orbital
The orbital with the following quantum numbers are given below:
(a) n=1, l=0: 1s orbital
(b) n=3; l=1: 3p orbital
(c) n=4; l=2: 4d orbital
(d) n=4; l=3: 4f orbital