CHEMISTRY • PAPER 2
Build confidence with AQA Chemistry Paper 2 required practicals through structured, exam-focused practice and clear model answers.
Four scaffolded exam-practice worksheets covering the AQA Chemistry Paper 2 Rates of Reaction, Chromatography and Water Purification required practicals.
PDF + editable PowerPoint • Model answers included
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Scaffolded exam practice investigating how concentration affects reaction rate using sodium thiosulfate and hydrochloric acid, focusing on the disappearing cross method, controlling variables, measuring time and evaluating results.
Scaffolded exam practice investigating how concentration affects reaction rate by collecting gas in a gas syringe, focusing on measuring gas volume over time, controlling variables, recording results and evaluating the method.
Structured exam practice using paper chromatography to separate and identify coloured substances, focusing on practical methods, interpreting chromatograms and calculating Rf values.
Scaffolded exam practice investigating the analysis and purification of water samples, focusing on pH testing, dissolved solids, distillation, practical methods and evaluating results.
Scaffolded exam practice using chemical tests to identify ions in unknown ionic compounds, including flame tests and precipitation reactions.