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Separating mixtures
| Term | Definition |
|---|---|
| Filtration | is a method of separating an insoluble solid from a liquid using a material that allows the liquid to pass through but not the solid. |
| Residue | The solid that remains behind the filter paper is called residue. |
| Filtrate | The filtrate is the liquid that has been filtered |
| Distillation | is the vaporising of a liquid by boiling it then condensing the vapour by cooling it. |
| Evaporation | is the process in which a liquid changes into a gas at its surface, below its boiling point, when molecules gain enough energy to escape into the air. |
| Chromatography | is the method of separating mixtures of substances in solution. The solvent in which the substances are dissolved is passed along a length of paper and the dissolved substances separate on the paper |