Atomic Structure Question 280
Question: The set of quantum numbers $ n=3,,l=0,,m=0,,s=-1/2 $ belongs to the element
Options:
A) $ Mg $
B) $ Na $
C) $ Ne $
D) $ F $
Show Answer
Answer:
Correct Answer: A
Solution:
$ Mg_{12} $ have $ 1s^{2}2s^{2}2p^{6}3s^{2} $ electronic configuration $ n=3,l=0,m=0,s=-\frac{1}{2} $ .