Which ion has the maximum magnetic moment ?

Options

A. ` Mn^(3+)`
B. ` Cu^(2+)`
C. `Fe^(3+)`
D. `V^(3+)`

Answer

C

Explanation

Magnetic moment ` = sqrt ( [n ( n + 2 ) ] ) ` where ( n) is number of unpaired electons . ` Fe^(3+) ` has five unpaired electrons .