Electrolysis of molten zinc chloride

Molten zinc chloride inside a crucible, with two graphite electrodes

Source: Royal Society of Chemistry

Try this demonstration to show how an ionic salt will conduct electricity when molten but not when solid. Includes kit list, video and safety instructions.

In this practical, students observe the electrolysis of molten zinc chloride in a fume cupboard, after noting that the salt does not conduct electricity when solid. The procedure includes a full kit list, safety instructions and teaching notes, as well as a video demonstration.

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