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CAIE IGCSE Chemistry 11.4.2 Properties of alkanes as being

Practise alkane properties through combustion equations, fuel products and the limited reactions alkanes undergo with chlorine.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • write balanced complete-combustion equations giving CO2 and H2O as products
  • choose correct statements about alkanes burning in oxygen but lacking C=C bonds
  • link larger hydrocarbon molecules to greater energy released on combustion

11.4.2—Properties of alkanes as being question 1

[Maximum number: 2]

Petroleum is a useful natural resource.

The diagram shows how petroleum can be separated into useful substances.

Figure for Question 11.4.2—Properties of alkanes as being question 1 — CAIE IGCSE Chemistry

Refinery gas is a mixture of hydrocarbons.

One refinery gas is butane, C4H10\mathrm{C}_{4} \mathrm{H}_{10}.

Write the chemical equation for the complete combustion of butane.

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