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CAIE A-Level Chemistry AS 14.1.1 Preparation of Alkanes Questions

Practise describing cracking conditions, identifying aluminium oxide as a catalyst and balancing equations that form a shorter alkane with alkene products in CAIE 9701 questions.

Syllabus
2028–2030
Course
Chemistry 9701
Level
AS

Exam points

  • outline thermal or catalytic cracking of a longer-chain alkane to produce smaller alkanes and alkenes
  • construct balanced cracking equations by conserving carbon and hydrogen, including a shorter alkane plus alkene products

CAIE A-Level Chemistry AS 14.1.1 Preparation of Alkanes Questions question 1

[Maximum number: 1]

Different hydrocarbon mixtures produced from fractional distillation of crude oil have different uses.

State the compound that is heated with long-chain hydrocarbons to produce more useful smaller alkanes and alkenes.

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