AQA GCSE Chemistry · 8462
Specification 4.1.1.2, 4.7.1.2 · Paper 1, Paper 2
Revise: Mixtures and Separation TechniquesWater and alcohol are miscible: they mix rather than forming layers. They can be separated by fractional distillation because they have different boiling points. The laboratory apparatus resembles simple distillation but has a fractionating column between the heated flask and the condenser.
- Revise: Fractional Distillation
A process that separates crude oil into groups of hydrocarbons by evaporating them and condensing them at different temperatures.