D-And F-Block Elements Ques 372

Question: Which of the following ions gives coloured solution

[MP PET 1995]

Options:

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

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

C) $ A{{g}^{+}} $

D) $ F{{e}^{++}} $

Show Answer

Answer:

Correct Answer: D

Solution:

$ F{{e}^{++}} $ due to presence of 4 unpaired electrons.



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