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Which one of the following pairs of ions...

Which one 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)`

Text Solution

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The correct Answer is:
B
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