CH-1721
Electrolysis of molten compounds
Chemistry · Secondary 4 · Hard · Electrolysis of molten compounds
Molten lead(II) bromide is electrolysed using inert graphite electrodes. What is observed at each electrode?
- Cathode: a red-brown gas. Anode: a silvery liquid.
- Cathode: a silvery liquid. Anode: a red-brown gas.
- Cathode: a colourless gas. Anode: a red-brown gas.
- Cathode: a silvery liquid. Anode: a colourless gas.
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