# Quantum Numbers

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Which of the following combinations of quantum numbers can refer to an electron in a ground-state cobalt atom (Z=27) ?

a) n = 3, l = 0, m1 = 2

b) n = 4, l = 2, m1 = -2

c) n = 3, l = 1, m1 = 0

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#### Solution Preview

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Which of the following combinations of quantum numbers can refer to an electron in a ground-state cobalt atom (Z=27) ?

a) n = 3, l = 0, m1 = 2

b) n = 4, l = 2, m1 = -2

c) n = 3, l = 1, m1 = 0

n = 1,2,3,4,.... ...

#### Solution Summary

The solution is provided step-by-step equationally in an attachment. The combination of quantum numbers are discussed.

$2.49