Skip to content
Edexcel IGCSE (9-1)4CH1Frequently examined

Chemistry 9-1 4CH1: Organic Chemistry Topical Past Paper Questions

Edexcel IGCSE (9-1) Chemistry 9-1 (4CH1) past-paper questions on Organic Chemistry, free. This topic is frequently examined across 13 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.

Sample questions

Winter (Oct/Nov) 2025Paper 2C

(a) Steam can be used to manufacture ethanol. (i) Give the other reactant needed for this reaction. (1) ( ) (ii) State the pressure and catalyst used for this reaction to manufacture ethanol. (0) ## pressure catalyst (b) The glucose in grapes can be fermented to make ethanol. (i)…

Winter (Oct/Nov) 2024Paper 2C

This question is about alcohols and carboxylic acids. (a) These are the structural formulae of alcohol A and carboxylic acid B. ## Alcohol A $$ \mathrm{CH_{3}CH_{2}CH_{2}OH} $$ ## Carboxylic acid B $$ \mathrm{CH}_{3}(\mathrm{CH}_{2})_{n}\mathrm{COOH} $$ (i) Name alcohol A. (1) (…

Summer (May/Jun) 2023Paper 2CR

Methanol is made by the reaction between hydrogen and carbon monoxide. This is the equation for the reaction. $$ 2\mathrm{H}_{2}(\mathrm{g})+\mathrm{CO}(\mathrm{g})\rightleftharpoons\mathrm{CH}_{3}\mathrm{OH}(\mathrm{g})\quad\Delta H=-119\mathrm{kJ}/\mathrm{mol} $$ A mixture of h…

Sign in required

Full Organic Chemistry question set, mark schemes and AI worksheets

Log in for the full topic-segregated question set, mark schemes, and AI worksheets built from every Chemistry 9-1 past paper. New accounts start with 25 free credits.

Explore all Chemistry 9-1 topics

All Chemistry 9-1 topics