OCR ASH032Frequently examined

Chemistry A H032: Hydrocarbons Topical Past Paper Questions

OCR AS Chemistry A (H032) past-paper questions on Hydrocarbons, free. This topic is frequently examined across 5 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.

Sample questions

Summer (May/Jun) 2024· 2

This question is about some reactions of alkenes. (a) Complete the flowchart for the reactions of but-1-ene, by adding the structures of the organic products in each box. Mixture of products (b) HBr reacts readily with alkenes. (i) Outline the mechanism for the reaction of but-1-…

Summer (May/Jun) 2023· 2

This question is about alkenes. (a) A mixture of alkenes is produced when water is eliminated from alcohol A. Alcohol A (i) What is the systematic name of alcohol A? [1] (ii) Alcohol A is refluxed with an acid catalyst. • A mixture of alkene isomers B, C and D is formed. • Alkene…

Winter (Oct/Nov) 2021· 2

Alkane A, shown below, reacts with bromine in a radical substitution reaction. Alkane A (a) What is meant by a radical? [1] (b) Name the type of bond breaking that occurs in a radical substitution reaction. [1] (c) In this reaction with bromine, monosubstitution of alkane A forms…

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