Question Detail

CHM 102 Objective Question

Question

Which set of quantum numbers (n, l, m_l, m_s) represents a forbidden state for an electron in an atom?
Options
A (2, 2, 0, -1/2)
Correct Answer
B (3, 2, -2, +1/2)
C (1, 0, 0, -1/2)
D (4, 0, 0, +1/2)
Correct Answer

Option A is the correct answer.

Detailed Explanation

The angular momentum quantum number l can only take integer values from 0 up to n - 1. For n = 2, l cannot equal 2.

Hint

No hint available

Question Info