Atomic Structure Question 348

Question: Which of the following has more unpaired $ d $ -electrons [CBSE PMT 1999]

Options:

A) $ Z{n^{+}} $

B) $ F{e^{2+}} $

C) $ {N^{3+}} $

D) $ C{u^{+}} $

Show Answer

Answer:

Correct Answer: B

Solution:

$ F{e^{2+}},[Ar],3d^{6}4s^{0} $

$ F{e^{2+}} $ consist of maximum 4 unpaired electrons.



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