OBQ Practice Questions - Olimpíada Brasileira De Química Exam

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Which set of quantum numbers (n, l, ml, ms) represents a valid electron state in an isolated atom according to the Pauli exclusion principle and quantum mechanical rules?

n = 2, l = 2, ml = 0, ms = -1/2 n = 3, l = 1, ml = -2, ms = +1/2 n = 4, l = 2, ml = -1, ms = +1/2 n = 3, l = 0, ml = 0, ms = +1

Correct Answer:

n = 4, l = 2, ml = -1, ms = +1/2

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