CH-1813
Electrolysis of molten compounds
Chemistry · Secondary 4 · Medium · Electrolysis of molten compounds
A student electrolyses molten magnesium chloride using inert graphite electrodes. Which particles move through the electrolyte to carry the current, and in which directions do they move?
- Mg²⁺ to the anode and Cl⁻ to the cathode
- Mg²⁺ to the cathode and Cl⁻ to the anode
- Electrons to the cathode and Mg²⁺ to the anode
- Only electrons move through the electrolyte
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