Atomic Structure Question 277

Question: Azimuthal quantum number for last electron of $ Na $ atom is

Options:

A) 1

B) 2

C) 3

D) 0

Show Answer

Answer:

Correct Answer: D

Solution:

$ Na_{11}=1s^{2}2s^{2}p^{6}3s^{2} $

$ n=3,,l=0,,m=0 $ and $ s=+\frac{1}{2}. $



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