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.