AIPMT PRELIMS2012Chemistry-Atomic Structure
AIPMT PRELIMS 2012 Chemistry Quantum Numbers MCQ Question
Type: MCQ-conceptual-Medium-Class 11
The correct set of four quantum numbers for the valence electron of rubidium atom (Z = 37) is
A
5, 1, 0, +1/2
B
5, 1, 1, +1/2
C
6, 0, 0, +1/2
D
5, 0, 0, +1/2
Correct Answer
Option D
Detailed Explanation
i.e. [Kr]₅s¹ so n = 5, l = 0, m = 0, s = +1/2.
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