AQA GCSE Chemistry Chemistry Paper 1 (Higher), 2024
Every question from AQA GCSE Chemistry Chemistry Paper 1 (Higher), 2024: 9 questions, 100 marks, each with its mark scheme and topic.
- Question 1 10 marks
A series of questions regarding the preparation of copper sulfate from copper carbonate and sulfuric acid, including word equations, practical observations, equipment, percentage yield calculations, and reactivity trends.
Chemistry · Required Practicals · C4: Chemical Changes · C3: Quantitative Chemistry · Required Practicals
- Question 2 11 marks
This multi-part question tests knowledge of Group 1, Group 0, and Group 7 elements, including electronic structures, reactions with water, properties of noble gases, and halogen displacement reactions.
Chemistry
- Question 3 8 marks
Identify early atomic models, compare the plum pudding model to the modern nuclear model, and define isotopes.
Chemistry · C1: Atomic Structure and the Periodic Table
- Question 4 14 marks
Analyze the results of a zinc and copper sulfate displacement reaction experiment, including drawing lines of best fit, explaining temperature trends, justifying the use of a polystyrene cup, completing an ionic equation, calculating a mean with uncertainty, and identifying sources of random error.
Chemistry · Required Practicals · C4: Chemical Changes · C5: Energy Changes · Required Practicals
- Question 5 10 marks
Describe the formation of calcium chloride, explain why solid calcium chloride cannot be electrolysed, identify electrolysis products, select the correct half-equation for the positive electrode, and explain the movement of ions during the electrolysis of copper chromate.
Chemistry · C2: Bonding, Structure and the Properties of Matter · C4: Chemical Changes
- Question 6 11 marks
Analyze the reactivity of metals based on cell voltage data, plan an experiment to investigate the effect of electrolyte concentration on voltage, and describe the operation of a hydrogen fuel cell.
Chemistry · Required Practicals · C4: Chemical Changes · C5: Energy Changes
- Question 7 15 marks
This multi-part question assesses knowledge of metallic bonding, alloy structure, chemical equations, ionic ratios, percentage composition, and gas volume calculations involving iron.
Chemistry · C2: Bonding, Structure and the Properties of Matter · C3: Quantitative Chemistry
- Question 8 9 marks
Explain why propane has a low boiling point, identify the correct exothermic reaction profile, and calculate the C-H bond energy for the combustion of propane.
Chemistry · C2: Bonding, Structure and the Properties of Matter · C5: Energy Changes
- Question 9 12 marks
This question covers properties of weak acids, pH changes during dilution, titration procedures, a titration calculation involving moles and concentration, and an explanation of the reactivity of group 2 metals.
Chemistry · Required Practicals