Question

Which of the following has maximum number of unpaired electrons?
(a) Ti 3+ (b) V³+ (c) Fe ³+ (d) Mg²+​

Answer 1

Number of unpaired electrons in:

Ti³+ = 1

V³+ = 2

Fe³+ = 5

Mg²+ = No unpiared electrons.

so the answer is c) Fe³+

HOPE THIS HELPS!