For which of the following sets of quantum numbers, an electrons will have the highest energy ?

Options

A. `n = 4, l = 0, m = 0, s=+1//2`
B. `n = 3, l = 1, m = 1, s=+1//2`
C. `n = 3, l = 2, m = 0, s=+1//2`
D. `n = 3, l = 0, m = 0, s=+1//2`

Explanation

a. Represents `4s` electron
b. Represents `3p` electron
c. Represents `3d` electron
d. Represents `3s` electron