0620/52·ChemistryIGCSEEXAM MODE

Paper 5 Practical Test

0620/52 · October/November 2025

Question 30/20 answered · 40 marks total
WRITTEN ONLY

Question 3Planning: comparing alcohols as fuels

Written only — describe how you would investigate which of three alcohols heats water fastest.

[6]

YOUR ANSWERS

3[6]

Describe how to investigate which of three liquid alcohols — ethanol, propanol and butanol — heats the water in the boiling tube the fastest. You are provided with three spirit burners, samples of the three alcohols, water and common laboratory apparatus.