Chemistry
Atomic Structure and the Periodic Table
- Atomic structure and subatomic particles
- Mass spectrometry and relative masses
- Electronic configuration and orbitals
- Ionisation energies
- Periodicity and the periodic table
Question sets coming soon
Bonding and Structure
- Ionic bonding and lattices
- Covalent and dative bonding
- Metallic bonding
- Shapes of molecules and bond angles
- Electronegativity and polarity
- Intermolecular forces
Question sets coming soon
Redox I
- Oxidation numbers
- Redox reactions and half-equations
- Disproportionation
Question sets coming soon
Inorganic Chemistry and the Periodic Table
- Group 2 elements and compounds
- Group 7 halogens and reactions
- Tests for ions
Question sets coming soon
Formulae, Equations and Amounts of Substance
- The mole and Avogadro constant
- Empirical and molecular formulae
- Reacting masses and gas volumes
- Concentrations and titrations
- Atom economy and percentage yield
Question sets coming soon
Organic Chemistry I
- Introduction to organic chemistry and nomenclature
- Alkanes and free-radical substitution
- Alkenes and addition reactions
- Halogenoalkanes
- Alcohols
- Mechanisms and isomerism
Question sets coming soon
Modern Analytical Techniques I
- Mass spectrometry of organic compounds
- Infrared spectroscopy
Question sets coming soon
Energetics I
- Enthalpy changes and calorimetry
- Hess's law and enthalpy cycles
- Bond enthalpies
Question sets coming soon
Kinetics I
- Collision theory and rate
- Maxwell-Boltzmann distribution
- Catalysts
Question sets coming soon
Equilibrium I
- Dynamic equilibrium and Le Chatelier
- Equilibrium constant Kc
- Industrial processes
Question sets coming soon
Chemistry — frequently asked questions
Everything students and parents ask about revising Edexcel AS Chemistry.
The fastest route is past-paper-first revision: practise exam-style questions by topic, mark every answer against the real Pearson Edexcel AS Level mark scheme, then drill the topics where you lose marks. On MathsGradeUp you can do all of this for Chemistry in one place — topic practice, full past papers and instant examiner-grade feedback.
Pearson Edexcel AS Level Chemistry is mapped to the official specification and covers 10 units, including Atomic Structure and the Periodic Table, Bonding and Structure, Redox I, Inorganic Chemistry and the Periodic Table, Formulae, Equations and Amounts of Substance, Organic Chemistry I and more. Every unit is broken down into subtopics so you can target exactly what you need to revise.
Yes. You can open full Edexcel AS Chemistry past papers, write directly on them with pen and maths tools, save your work, export a PDF, and submit for examiner-grade marking against the mark scheme.
Yes — our predicted papers for Chemistry are assembled from the topics that recur most in Pearson Edexcel AS Level exams and the topics you have practised least. They are a revision aid built from the specification, not leaked content.
Each answer is checked against the real Pearson Edexcel AS Level mark scheme, awarding method, accuracy and final-answer marks the way a real examiner would. You see exactly where marks were earned or dropped, with feedback you can act on.
Chemistry on the Pearson Edexcel AS Level specification is aimed at Year 12. You can filter practice by year group and topic so the questions always match where you are in the course.
Yes. The Chemistry content follows the current Pearson Edexcel AS Level specification, including all units and subtopics, so what you practise reflects what you will actually be examined on.
Yes — Chemistry practice, past papers and marking are free during our early launch period. Subscription plans may be introduced later, but launch users get full access now.
You do not just get an answer to copy. Chemistry marking guides you with hints, worked steps and mark-scheme-based feedback so you understand the method and pick up the marks yourself next time. Calculation-style questions are tagged so you can practise both structured and extended-response answers.
Yes. Parents and tutors can see completed Chemistry practice, accuracy, weak topics and overall exam readiness, making it easy to support revision and focus on the right areas.
Short, regular sessions beat occasional long ones. Aim for a few focused Chemistry sessions a week, always finishing by marking your work so each session ends with clear next steps. The progress dashboard shows what to revise next.