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Four successive members of the first ser...

Four successive members of the first series of transition metals are listed below. For which one of the of standard potential `(E_(M^(2+)//M)^(@))` value has a positive sign ?

A

`Mn(Z=25)`

B

`Fe(Z=26)`

C

`Co(Z=27)`

D

`Cr(Z=24)`

Text Solution

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The correct Answer is:
C
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