MYP 10

Unit 10.5.3: Fractional distillation of crude oil


  • To understand that crude oil contains thousands of different compounds
  • To know that the number of carbon atoms in a compound affects the boiling point
  • To recognise that different boiling fractions contain compounds with similar molecular masses
  • To know the names and uses of the different fractions

Class activity

Demonstration of fractional distillation to separate ethanol and water.

Animation from how stuff works of fractional distillation

Student activity

Diagram in exercise books with list of fractions and principal uses



No assessment

Teaching notes

With demo - a double lesson, without - a single lesson.


Oil refining

Fractional distillation of crude oil

Fractional distillation


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