A Visible Activated Complex

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In this classic demonstration, from the Royal Society of Chemistry, cobalt (II) chloride catalyses the reaction between hydrogen peroxide and potassium sodium tartrate. During the reaction the catalyst changes colour, showing that it is involved in the reaction.

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

Curriculum links include: catalysis, rates of reaction, transition metal complexes.

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Rate of Reaction, POSTED BY
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