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Which reaction occurs at the anode durin...

Which reaction occurs at the anode during the electrlysis of fused lead bromide ?

A

`Pb^(2+) +2e^(-) to Pb`

B

`Pb to Pb^(2+) + 2e^(-)`

C

`Br + e^(-) to Br^(-)`

D

`Br^(-) to Br + e^(-)`

Text Solution

Verified by Experts

The correct Answer is:
A
Cations undergo reduction at cathode during electrolysis.
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Knowledge Check

  • At anode in the electrolysis of fused NaCl:

    A
    `Na^(+)` is oxidised
    B
    `Cl^(-)` is oxidised
    C
    `Cl^(-)` is reduced
    D
    `Na^(+)` is reduced

  • At anode in the electrolysis of fused NaCI :

    A
    `Na^(+)` is oxidised
    B
    `CI^(-1)` is oxidised
    C
    `CI^(-)` is reduced
    D
    `Na^(+)` is reduced

  • Which reaction occurs at the cathode during electrolysis of an aqueous solution of KCl?

    A
    `k^(+)(aq)+e^(-)rarrK(S)`
    B
    `2H_(2)O(l)+2e^(-)rarrH_(2)(g)+2OH^(-)(aq)`
    C
    `2Cl^(-)(aq)rarrCl_(2)(g)+2e^(-)`
    D
    `2H_(2)O(l)rarrO_(2)(g)+4H^(+)(aq)+4e^(-)`

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