Separation of Copper II Oxide and Charcoal Mixture

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Separation of Copper II Oxide and Charcoal Mixture

Question

Copper (II) oxide and charcoal are black solids. How would you distinguish between the two solids?

Answer

To separate samples of CUO and charcoal in test tubes, dilute mineral acid is added with shaking CUO black dissolves to form blue solution? Charcoal does not dissolve in dilute mineral acids

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Related Topics

Introduction to Chemistry Simple Classification of Substances Acids, Bases and Indicators Air Oxygen and Combustion Chemical Properties of Oxygen Water and Hydrogen - Water Water and Hydrogen - Hydrogen Water and Hydrogen - Reactions of water with Metals