CH-1793
Electrolysis of molten compounds
Chemistry · Secondary 4 · Easy · Electrolysis of molten compounds
A student electrolyses molten lead(II) bromide using inert electrodes. Which ion is discharged at the cathode and what product is formed there?
- Pb²⁺, forming lead metal
- Pb²⁺, forming lead(II) ions in solution
- Br⁻, forming bromide ions
- Br⁻, forming bromine gas
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