Atomic Structure Question 256
Question: Which of the following represents the electronic configuration of an element with atomic number 17
[AMU 1982]
Options:
A) $ 1s^{2},2s^{2}2p^{6},3s^{1}3p^{6} $
B) $ 1s^{2},2s^{2}2p^{6},3s^{2}3p^{4},4s^{1} $
C) $ 1s^{2},2s^{2}2p^{6},3s^{2}3p^{5} $
D) $ 1s^{2},2s^{2}2p^{6},3s^{1}3p^{4},4s^{2} $
Show Answer
Answer:
Correct Answer: C
Solution:
Atomic no. 17 is of chlorine.
