The Ammonium Dichromate ‘Volcano’

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In this classic demonstration, from the Royal Society of Chemistry, a conical pile of orange ammonium dichromate is ignited. This produces a large volume of green chromium (III) oxide and steam.

The resource provides a list of apparatus and chemicals needed for the experiment, together with teaching tips.

Curriculum links include: exothermic reactions, reactions of chromium, exciting chemical reactions.

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