D And F Block Elements Question 229
Which of the following ions gives a coloured solution
[MP PET 1995]
Options:
A) $ C{{u}^{+}} $
B) $ Zn^{2+} $
C) $ A{{g}^{+}} $
D) $ F{{e}^{++}} $
Show Answer
Answer:
Correct Answer: D
Solution:
$ Fe^{2+} $ due to presence of 4 unpaired electrons.
 BETA
  BETA 
             
             
           
           
           
          