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Which one of the following ions has th...

Which one of the following ions has the largest number of unpaired d electrons ?

A

`Zn^(+2)`

B

`Ni^(+3)`

C

`Fe^(+2)`

D

`Cu^(+2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`Fe_(z-26) (Ar) 4s^(2) 3d^(6)`
`Fe^(+2) (A) 3d^(6)`
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