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Which of the following pairs of ions hav...

Which of the following pairs of ions have the same electronic configuration A)`Cr^(+3),Fe^(+3)` B)`Fe^(+3),Mn^(+2)` C)`Fe^(+3),Co^(+3)` D)`Sc^(+3),Cr^(+3)`

A

`Cu^(2+),Cr^(2+)`

B

`Fe^(3+),Mn^(2+)`

C

`Co^(3+),Ni^(3+)`

D

`Sc^(3+),Cr^(3+)`

Text Solution

Verified by Experts

The correct Answer is:
B
`Fe^(3+)(Z=26)to3d^5`
`Mn^(2+)(Z=25)to3d^5`
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