A student investigated the reactions of copper carbonate and copper oxide with dilute hydrochloric acid. In both reactions one of the products is copper chloride. Describe how a sample of copper chloride crystals could be made from copper carbonate and dilute hydrochloric acid. – 6144

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1. Add excess copper carbonate to dilute hydrochloric acid until no more reacts.

   Filter the mixture to remove the extra copper carbonate.

   Heat the filtrate to evaporate some water or until crystals start to form.

   Leave the solution to cool so that crystals form.

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