Question

During the electrolysis of molten lead bromide, which of the following takes place ?
1. Bromine is released at the cathode
2. Lead is deposited at the anode
3. Bromine ions gain electrons
4. Lead is deposited at the cathode

  • Electrolysis
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Answer

4. Lead is deposited at the cathode

Reaction at cathode : Pb2+ + 2e– ⟶ Pb

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