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On the basis of electrochemical theory o...

On the basis of electrochemical theory of aqueous corrosion, the reaction occurring at the cathode is

A

`O_(2(g))+4H_((aq))^(+)+4e^(-)rarr2H_2O_((l)`

B

`Fe_((s))rarrFe_((aq))^(2+)+2e^(-)`

C

`Fe_((aq))^(2+)rarrFe_((aq))^(3+)+e^(-)`

D

`H_(2(g))+2OH_((aq))^(-)rarr2H_2O_((l))+2e^(-)`

Text Solution

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The correct Answer is:
A
Properties of ionic solid
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