Atomic Structure Question 283
Question: Which of the following configuration is correct for iron [CBSE PMT 1999]
Options:
A) $ 1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}3d^{5} $
B) $ 1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}4s^{2}3d^{5} $
C) $ 1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}4s^{2}3d^{7} $
D) $ 1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}4s^{2}3d^{6} $
Show Answer
Answer:
Correct Answer: D
Solution:
$ 1s^{2}2s^{2}2p^{6}3s^{2}3p^{6}4s^{2}3d^{6} $ it shows electronic configuration of Iron.
