CAIE IGCSE Chemistry 11.3.5 Separation of petroleum into useful
Practise naming fractional distillation and reading refinery diagrams that show petroleum separating into useful fractions.
- Syllabus
- 2026–2028
- Course
- Chemistry 0620
Practise naming fractional distillation and reading refinery diagrams that show petroleum separating into useful fractions.
Petroleum can be separated into useful substances using the apparatus shown.

What happens at point Y on the diagram?
heated / boiled / evaporated / vaporised