Which reaction occur at cathode during electrolysis of fused lead bromide ?

Chemistry · JEE Main · NTA Exams — Redox Reactions and Electrochemistry

1. Pb Pb²⁺ + 2e^–
2. Br + e^–Br^–
3. Br^– Br + e^–
4. Pb²⁺ + 2e^– Pb

Answer

(D) Pb 2+ + 2e – Pb

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