Question

Which of the following sets of quantum numbers for an electron is allowed? Group of answer choices

n = 2, l = -1, ml= +1
n = 1, l = -2, ml= -2
n = 1, l = 1, ml= -1/2
n = 3, l = 2, ml= -2

Answer 1

The set of quantum numbers that is allowed for an electron is:

n = 1, l = 1, ml = -1/2.