D-And F-Block Elements Ques 285
Question: Which of the following transition metal cation has maximum unpaired electrons
[MP PET/PMT 1988; MP PMT 1991; RPMT 1997]
Options:
A) $ M{{n}^{+2}} $
B) $ F{{e}^{+2}} $
C) $ C{{o}^{2+}} $
D) $ N{{i}^{2+}} $
Show Answer
Answer:
Correct Answer: A
Solution:
$ M{{n}^{2+}}-5 $ unpaired electrons.