Total charge required for the oxidation of two moles
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Total charge required for the oxidation of two moles mn3o4 into mno4-2 in presence of alkaline medium is
Asked by admin @ in Chemistry viewed by 267 People
Total charge required for the oxidation of two moles mn3o4 into mno4-2 in presence of alkaline medium is
Answered by admin @
Answer:
Oxidation of Mn₃O₄ into MnO₄²⁻ takes place as follows:
2Mn₃O₄ + 2OH⁻ → 3Mn₂O₃ + 2e + H₂O
3Mn₂O₃ + 6OH⁻ → 6MnO₂ + 6e + H₂O
6MnO₂ + 24OH⁻ → 6MnO₄²⁻ + 12e + 12H₂O
Total moles of electrons 20
We have to calculate the charge required for the oxidation of 1 mole.
Therefore,
n = 10
Charge required = n x F
Charge required = 10 x 96500 C
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