Chemistry 5070 · O Level · Separation and purification

Separation and purification — practice question

The sample is a mixture of copper(II) carbonate and carbon. Both substances are solids and are insoluble in water.
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Use this information to plan an experiment that will produce a sample of pure carbon from the mixture. Your plan should explain how the carbon is separated and how it is purified. Chemical equations are not needed.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: Introduce acid and stir/shake or heat gently

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