AQA A-level Chemistry questions by topic
AQA A-level Chemistry (7405) is organised into physical, inorganic and organic chemistry, and its three papers combine these areas in different ways. ALN files past-paper questions from Papers 1, 2 and 3 under those specification sections, so you can gather, say, every equilibrium or organic synthesis question from several series in one place.
Step-by-step model answers
495 of 495 questions in this course have a model answer that walks through how to earn each mark, not just what the mark scheme lists. More are added paper by paper.
See a real example- 495 questions
- 27 past papers
- 9 exam series, June 2017 to June 2025
- Paper Analysis for 27 of 27 papers
The Free plan includes a daily allowance of questions with their mark schemes. Questions are shown only after you log in.
Topics in this course
Specification headings, with how many ALN questions are matched to each. A question can test more than one heading.
- 3.1.1 · Atomic structure28 questions
- 3.1.2 · Amount of substance80 questions
- 3.1.3 · Bonding53 questions
- 3.1.4 · Energetics21 questions
- 3.1.5 · Kinetics21 questions
- 3.1.6 · Chemical equilibria, Le Chatelier’s principle and Kc20 questions
- 3.1.8 · Thermodynamics (A-level only)21 questions
- 3.1.9 · Rate equations (A-level only)26 questions
- 3.1.11 · Electrode potentials and electrochemical cells (A-level only)21 questions
- 3.1.12 · Acids and bases (A-level only)37 questions
- 3.2.1 · Periodicity14 questions
- 3.2.3 · Group 7(17), the halogens15 questions
- 3.2.5 · Transition metals (A-level only)46 questions
- 3.3.1 · Introduction to organic chemistry41 questions
- 3.3.2 · Alkanes17 questions
- 3.3.3 · Halogenoalkanes20 questions
- 3.3.4 · Alkenes23 questions
- 3.3.5 · Alcohols29 questions
- 3.3.6 · Organic analysis23 questions
- 3.3.9 · Carboxylic acids and derivatives (A-level only)37 questions
- 3.3.10 · Aromatic chemistry (A-level only)16 questions
- 3.3.11 · Amines (A-level only)19 questions
- 3.3.12 · Polymers (A-level only)20 questions
- 3.3.13 · Amino acids, proteins and DNA (A-level only)29 questions
Most-examined topics
From Paper Analysis: the sub-sections that came up in the largest share of the papers we have analysed. These are past counts, not predictions.
- 3.1.2 · Amount of substancePhysical chemistry · in 9 of 9 analysed Paper 1 papers, about 32 marks when it appears
- 3.3.9 · Carboxylic acids and derivatives (A-level only)Organic chemistry · in 9 of 9 analysed Paper 2 papers, about 28 marks when it appears
- 3.3.1 · Introduction to organic chemistryOrganic chemistry · in 9 of 9 analysed Paper 2 papers, about 27 marks when it appears
- 3.2.5 · Transition metals (A-level only)Inorganic chemistry · in 9 of 9 analysed Paper 1 papers, about 25 marks when it appears
- 3.3.6 · Organic analysisOrganic chemistry · in 9 of 9 analysed Paper 2 papers, about 22 marks when it appears
The full breakdown by specification point, with the questions behind each count, is in Paper Analysis on the Basic and Premium plans.
Model answers by paper
Counts update automatically as papers and model answers are added. Recent papers appear once the exam board has released them publicly.
| Paper | With model answers | Questions | Past papers | In Paper Analysis |
|---|---|---|---|---|
| Paper 1 | 85 (100%) | 85 | 9 | 9 of 9 |
| Paper 2 | 93 (100%) | 93 | 9 | 9 of 9 |
| Paper 3 | 317 (100%) | 317 | 9 | 9 of 9 |