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}. $