Chemistry Paper 1
Chemistry Paper 1
- Atomic Structure and the Periodic Table
- Bonding, Structure, and the Properties of Matter
- Quantitative Chemistry
- Chemical Changes
- Energy Changes
1 hour 15 minutes70 marks16.7%
AQA GCSE Combined Science Chemistry, memorised fast.
Long notes are boring. Brain-hack the whole 8464 specification with active recall and actually remember it.
- Spec 8464
- 10 topics
- 78 subtopics
AQA GCSE Combined Science Chemistry 8464
Atomic Structure and the Periodic Table
Topic overviewAtoms, elements and compoundsWord equations, symbols and balanced equationsMixturesFrom the plum pudding model to the nuclear modelBohr, Chadwick and the modern model of the atomRelative electrical charges of subatomic particlesSize and mass of atomsRelative atomic mass and electronic structureThe periodic tableDevelopment of the periodic tableMetals and non-metalsGroup 0Group 1Group 7
Bonding, Structure, and the Properties of Matter
Topic overviewChemical bonds, including metallic bondingIonic bondingIonic compoundsCovalent bonding and how it is representedThe three states of matter and changes of statePredicting state, state symbols, and the limits of the particle modelProperties of ionic compoundsProperties of small moleculesPolymers and giant covalent structuresProperties of metals and alloys, and why metals conductDiamond and graphiteGraphene and fullerenes
Chemical Analysis
Chemical Changes
Topic overviewThe reactivity seriesMetal oxides, extraction, and redox in terms of electronsAcids reacting with metals, neutralisation and saltsSoluble saltsThe pH scale and neutralisationStrong and weak acidsThe process of electrolysis, and molten ionic compoundsUsing electrolysis to extract metalsElectrolysis of aqueous solutionsRepresentation of reactions at electrodes as half equations
Chemistry of the Atmosphere
Topic overviewThe Earth's early atmosphereHow oxygen increased and carbon dioxide decreasedThe gases in today's atmosphere, and which are greenhouse gasesHuman activities which contribute to an increase in greenhouse gases in the atmosphereGlobal climate change and carbon footprintsAtmospheric pollutants from fuels, and their effects
Energy Changes
Organic Chemistry
Quantitative Chemistry
The Rate and Extent of Chemical Change
Topic overviewMeasuring the mean rate of a reactionRate from graphs, and the gradient of a tangentFactors which affect the rates of chemical reactionsCollision theory and activation energyCatalystsReversible reactions and dynamic equilibriumThe effect of changing conditions on equilibriumThe effect of changing concentrationThe effect of temperature changes on equilibriumThe effect of pressure changes on equilibrium
What AQA GCSE Combined Science Chemistry covers
AQA GCSE Combined Science: Trilogy (specification 8464) is worth two GCSEs and is examined by six papers, two for each science, each 1 hour 15 minutes and 70 marks. The chemistry content is sat as Chemistry Paper 1 and Chemistry Paper 2, together a third of the qualification. Chemistry Paper 2 questions can also draw on the fundamental ideas of atomic structure, bonding and quantitative chemistry. This is the Higher tier: it carries everything on the Foundation papers plus the higher-tier content, and grades 9-9 to 4-4 are available, with an allowed grade 4-3 for a student who just misses 4-4.
AQA GCSE Combined Science: Trilogy 8464, version 1.2, August 2026. Read the AQA specification ↗
How it is assessed
Chemistry Paper 2
Chemistry Paper 2
- The Rate and Extent of Chemical Change
- Organic Chemistry
- Chemical Analysis
- Chemistry of the Atmosphere
- Using Resources
1 hour 15 minutes70 marks16.7%
The full specification
10 topics, 78 subtopics. Open any topic to see what is inside it.
01Atomic Structure and the Periodic Table14 subtopicsOpen topic
- Atoms, elements and compounds
- Word equations, symbols and balanced equations
- Mixtures
- From the plum pudding model to the nuclear model
- Bohr, Chadwick and the modern model of the atom
- Relative electrical charges of subatomic particles
- Size and mass of atoms
- Relative atomic mass and electronic structure
- The periodic table
- Development of the periodic table
- Metals and non-metals
- Group 0
- Group 1
- Group 7
02Bonding, Structure, and the Properties of Matter12 subtopicsOpen topic
- Chemical bonds, including metallic bonding
- Ionic bonding
- Ionic compounds
- Covalent bonding and how it is represented
- The three states of matter and changes of state
- Predicting state, state symbols, and the limits of the particle model
- Properties of ionic compounds
- Properties of small molecules
- Polymers and giant covalent structures
- Properties of metals and alloys, and why metals conduct
- Diamond and graphite
- Graphene and fullerenes
03Chemical Analysis4 subtopicsOpen topic
04Chemical Changes10 subtopicsOpen topic
- The reactivity series
- Metal oxides, extraction, and redox in terms of electrons
- Acids reacting with metals, neutralisation and salts
- Soluble salts
- The pH scale and neutralisation
- Strong and weak acids
- The process of electrolysis, and molten ionic compounds
- Using electrolysis to extract metals
- Electrolysis of aqueous solutions
- Representation of reactions at electrodes as half equations
05Chemistry of the Atmosphere6 subtopicsOpen topic
- The Earth's early atmosphere
- How oxygen increased and carbon dioxide decreased
- The gases in today's atmosphere, and which are greenhouse gases
- Human activities which contribute to an increase in greenhouse gases in the atmosphere
- Global climate change and carbon footprints
- Atmospheric pollutants from fuels, and their effects
06Energy Changes4 subtopicsOpen topic
07Organic Chemistry5 subtopicsOpen topic
08Quantitative Chemistry6 subtopicsOpen topic
09The Rate and Extent of Chemical Change10 subtopicsOpen topic
- Measuring the mean rate of a reaction
- Rate from graphs, and the gradient of a tangent
- Factors which affect the rates of chemical reactions
- Collision theory and activation energy
- Catalysts
- Reversible reactions and dynamic equilibrium
- The effect of changing conditions on equilibrium
- The effect of changing concentration
- The effect of temperature changes on equilibrium
- The effect of pressure changes on equilibrium
How you work through it
Pick the mode that fits the time you have.
Try three questions
No account needed. Answer from memory first.
Your recallNot started
Key term
Outline how crystallisation and simple distillation separate a mixture, and what chromatography's separation depends on.
Key term
Explain what a group is and how an element's electrons decide where it sits in the periodic table.
Key term
Explain why the reactions of an element are decided by its atomic number.
Spaced Repetition Schedule
How reviews are timed
Levo will automatically distribute all of your progress into a spaced repetition calendar. Once you’ve answered, it’s scheduled for you on the next day in the spaced repetition schedule. Over time, the gaps between your recall get bigger, from a day to three years, reinforcing memorisation over a long period of time.
Interval sequence
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What is inside Levo
Six ways to work the same material
Combined Science Chemistry revision questions
Common questions about revising AQA GCSE Combined Science Chemistry. Tap any to open it.
How do you memorise AQA GCSE Combined Science Chemistry?
By testing yourself, not rereading. Active recall, pulling each answer from memory then checking it, builds far stronger memory than highlighting notes. Levo runs the method for you across all 10 Combined Science Chemistry topics and brings each one back on a spaced schedule so it stays memorised.
What is the fastest way to revise Combined Science Chemistry for AQA?
Skip the long notes and go straight to retrieval. Levo turns the 8464 specification into short questions you drill with rapid recall, cram whole papers in one sitting, and a readiness score tells you exactly what is left to learn.
What topics are on AQA GCSE Combined Science Chemistry (8464)?
There are 10 topics, split across 78 subtopics, from Atomic Structure and the Periodic Table, Bonding, Structure, and the Properties of Matter, Chemical Analysis and more. Every topic is listed above, and each one opens to the subtopics inside it.
What do you get inside Levo for Combined Science Chemistry?
Six ways to work the same material. The 3-step method for learning a set, Cram for sorting a whole paper into what you know and what you do not, Blank Blitz for making key facts automatic, Build It for assembling full-mark answers, Test It for catching misconceptions, and Brain Breaks between sessions. A readiness score tracks how much of the subject you have memorised.
Is active recall better than rereading your notes for Combined Science Chemistry?
Consistently, yes. Rereading feels productive but fades quickly. Retrieving an answer from memory, the way Levo tests you, is what actually forms durable memory, and it shows you honestly what you do and do not know.
Does Levo cover the whole AQA Combined Science Chemistry specification?
Every topic on the 8464 specification is covered, written from the published subject content. The full list is above, and each topic opens to its subtopics so you can see exactly what is there before you subscribe.
How can you encourage your teenager to revise?
Make it short, structured and low-pressure. Levo gives a clear daily plan, quick sessions rather than marathon ones, streaks that reward showing up, and an honest readiness score, so revision feels like progress instead of a chore. Parents can add an account and follow along.
Can you revise Combined Science Chemistry the night before an exam?
Yes. Cram mode is built for exactly that: fly through a whole paper, sort every topic into red, amber and green, then drill just the reds and ambers you do not know yet. It is the honest version of a last-minute session.
Every question in Combined Science Chemistry, on a schedule.
Attempt a question from memory, write the correct version, then attempt it again. Levo records the jump between your first attempt and your last, and brings each question back on the day you are due to forget it.
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