AQA GCSE Chemistry Chemistry Paper 2 (Foundation), June 2025
Every question from AQA GCSE Chemistry Chemistry Paper 2 (Foundation), June 2025 (8462): 10 questions, 100 marks, each with its mark scheme and topic.
- Question 1 10 marks
Identify ions using flame tests, precipitation reactions with sodium hydroxide, tests for carbonates, sulfates, and halides.
Chemistry · Required Practicals · C8: Chemical Analysis · Required Practicals
- Question 2 12 marks
Identify properties and reactions of propene and cracking of decane, including plotting a bar chart and describing temperature effects on reaction rate.
Chemistry · C1: Atomic Structure and the Periodic Table · C6: The Rate and Extent of Chemical Change · C7: Organic Chemistry
- Question 3 8 marks
Identify features of reversible reactions, calculate energy released in a hydration reaction, and match components and identify materials used in composites, alloys, and ceramics.
Chemistry · C6: The Rate and Extent of Chemical Change · C10: Using Resources
- Question 4 12 marks
Answer questions about the Haber process, raw materials, reaction conditions, rate of ammonia production from data, and nitrogen-containing fertilisers.
Chemistry · C10: Using Resources · C1: Atomic Structure and the Periodic Table
- Question 5 12 marks
Describe and analyze a paper chromatography experiment to separate ink dyes, including setup diagrams, Rf calculations, experimental variables, and comparison to gas chromatography.
Chemistry · Required Practicals · C8: Chemical Analysis · Required Practicals
- Question 6 8 marks
Analyze changes in the Earth's early atmosphere using graphical and tabular data to identify gas proportions, causes of atmospheric evolution, and the process producing oxygen.
Chemistry · C9: Chemistry of the Atmosphere
- Question 7 9 marks
Calculate gold mass and ratio in an 18 carat gold ring, identify alloy components, and explain why 18 carat gold is harder than pure gold.
Chemistry · C2: Bonding, Structure and the Properties of Matter · C10: Using Resources
- Question 8 11 marks
Analyze a practical investigation determining the mass and mean concentration of dissolved solids in different sea water samples.
Chemistry · Required Practicals · Required Practicals · C10: Using Resources · C3: Quantitative Chemistry
- Question 9 9 marks
Identify features of fractional distillation, properties of fractions, and the formula, name, and combustion equation of alkanes.
Chemistry · C7: Organic Chemistry · C3: Quantitative Chemistry
- Question 10 9 marks
Evaluate the use of aluminium and wood for making doors, explain how an oxide layer prevents corrosion, and identify the composition of a paint formulation.
Chemistry · C8: Chemical Analysis · C10: Using Resources