Using s, p, d notations, describe the orbital with the following quantum numbers. (a) n = 1, l = 0; (b) n = 3; l = 1; (c) n = 4; / = 2

(a) When n = 1 l = 0 1s orbital
(b) When n = 3 l = 1 3p orbital
© When n = 4 l = 2 4d orbital