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Explain why E^@ for Mn^(3+)||Mn^(2+) cou...

Explain why `E^@` for `Mn^(3+)||Mn^(2+)` couple is more positive than that for `Fe^(3+)||Fe^(2+)`, (At. No. of Mn = 25, Fe = 26).

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ASSAM ACADEMIC CENTRE-The d and f-block elements-Example
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