Current syllabus · first assessment 2028

A-Level Chemistry AS Study Guide & Review

Prepare for Cambridge International AS Chemistry 9701 by connecting particle models, equations, quantitative working, inorganic trends, organic transformations and laboratory evidence across Papers 1, 2 and 3.

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  1. 01Learn concepts
  2. 02Practise questions
  3. 03Review mistakes

How to study Cambridge AS Chemistry 9701

Cambridge AS Chemistry improves when every representation connects. Use the AS syllabus map to move from particles, bonding or electron transfer to a macroscopic property, equation, calculation or observation. Keep balanced equations, units, state symbols, conditions and significant figures visible. For organic chemistry, build a transformation network linking functional groups, reagents, conditions, reaction types and analytical evidence instead of memorising disconnected reaction lists.

Rebuild the chemical model in Concept and retrieve equations, conditions and observations in Mastery before applying them through the Question Bank. Mark the first failure as model, equation, amount relationship, unit, sign, trend cause, reagent, condition, observation, data handling or method evaluation. Repair that exact link, then answer a matched multiple-choice, structured or practical task without notes.

Practise AS Chemistry through connected evidence

Combine structure and bonding, auditable calculations, inorganic prediction, organic reaction networks and recurring laboratory evidence across the exact AS theory and practical scope.

Particles, bonding and physical models

Atomic structure, bonding, states, energetics, electrochemistry, equilibria and kinetics

Draw or describe the particle, orbital, bonding, collision or equilibrium model first, then predict a property, sign, trend, graph or observation. Test the explanation on unfamiliar evidence and repair the first missing causal link rather than memorising separate definitions.

Practise physical chemistry

Stoichiometry and quantitative chains

Moles, gases, concentration, energetics, rates, equilibria, units and significant figures

Begin with a balanced equation, identify the amount relationship, convert units consistently and show every substitution, sign and significant figure. Check chemical plausibility, then interpret the result; diagnose whether the first error was equation, amount, conversion, arithmetic or communication.

Practise calculations

Inorganic trends and predictions

Periodicity, Group 2, Group 17, nitrogen, sulfur, redox equations and observations

Tie each trend to charge, radius, shielding, bonding, intermolecular forces or electron transfer. Retrieve an equation and observation, then use the cause to predict an unfamiliar comparison instead of reproducing a table with no chemical explanation.

Practise inorganic chemistry

Organic transformations and analysis

Functional groups, reagents, conditions, mechanisms, synthesis, infrared and mass spectra

Build a network from starting structure to product: name the functional-group change, reagent, conditions, reaction type and expected evidence. Redraw short synthesis routes without notes, interpret spectra and repair only the missing edge rather than relearning the whole network.

Practise organic chemistry

Paper 3 practical evidence

Titration or measurement, qualitative analysis, observations, tables, graphs, conclusions, errors and improvements

Repeat complete laboratory cycles throughout the course: measure safely and precisely, record actual observations, design a clear table, process or graph data, conclude within the evidence and identify specific errors and improvements. Never replace hands-on practice with predicted substances or memorised observations.

Practise practical skills

Where to start

Start from one known weak Topic or use mixed evidence to locate the first repeated model, calculation, reaction, data or practical-skill failure.

Choose your starting point

  1. I know the weak Topic

    Open its exact group and identify the model, equation, calculation, transformation, observation or practical decision that is failing.

    Browse Topics 1–22
  2. I do not know what is weak

    Use mixed AS questions to separate retrieval problems from representation, quantitative, reaction-system, data or experimental failures.

    Start a diagnostic

Choose the right AS Chemistry starting point

  1. Build the chemical model

    Explain particles, forces or electron movement and connect the model to an equation, property, trend or observation.

    Review a Concept
  2. Retrieve and represent

    Recall equations, structures, conditions and data without notes, then complete a labelled quantitative or reaction chain.

    Check Mastery
  3. Apply, mark and repair

    Answer unfamiliar evidence, compare each representation with mark requirements and rewrite the first failed chemical or practical link.

    Practise questions

Explore Cambridge AS Chemistry Topics 1–22

Navigate 56 local Topics across the twenty-two official physical, inorganic, organic and analysis groups plus dedicated practical and mathematical-convention-data skill groups. The map follows syllabus Version 1 for exams in 2028, 2029 and 2030 and excludes A2 Topics 23–37.

24
syllabus groups
56
mapped topics

Cambridge AS Chemistry 9701 assessment

Standalone AS candidates take Papers 1–3 in the same series: multiple choice, structured questions and a timetabled laboratory practical covering Topics 1–22, chemical application and experimental skills.

Paper / componentQuestionsTime% of grade
Paper 1 Multiple Choice Questions40 four-choice multiple-choice questions40 marksWritten multiple-choice questions assess AS content through equal AO1 knowledge and AO2 handling, application and evaluation demand.How to prepare: Use chemical reasoning to eliminate distractors, check equations, units and signs quickly and record why an option failed; timed recognition alone will not repair the underlying misconception.1 hour 15 minutes31% of AS Level
Paper 2 AS Level Structured QuestionsStructured questions based on AS syllabus content60 marksWritten structured questions assess AS content through equal AO1 knowledge and AO2 handling, application and evaluation.How to prepare: Show balanced equations, structures, state symbols, conditions, working, units and significant figures; connect every explanation to supplied chemical evidence and repair the first missing representational or causal step.1 hour 15 minutes46% of AS Level
Paper 3 Advanced Practical Skills2 or 3 laboratory practical questions40 marksA timetabled laboratory practical assesses AO3 manipulation, measurement, observation, data presentation, analysis, conclusions and evaluation, including quantitative and observational work.How to prepare: Practise measurement and qualitative observation repeatedly; record precision and actual evidence, construct tables or graphs, calculate, conclude cautiously and propose improvements that address a named limitation without predicting future apparatus or substances.2 hours23% of AS Level

SourceCambridge International · Cambridge International AS & A Level Chemistry 9701 syllabus9701 · Version 1 · exams 2028, 2029 and 2030

Cambridge AS Chemistry 9701 questions

Yes, but map each question to the current Topics 1–22 and practical outcomes before using it. Cambridge warns that older papers may not reflect the current syllabus, and no separate public 2028 specimen set was confirmed. Use the current syllabus as the authority and treat legacy papers as selected skill practice, not proof of current coverage.

Cambridge says a separate Data Booklet is not provided with Papers 1 or 2. Required data are placed in the question, papers include commonly used constants and a Periodic Table, and the syllabus contains the authoritative Data section. Practise locating relevant entries without assuming that every equation, condition or definition will be supplied.

Complete real quantitative and qualitative work throughout the course rather than waiting for final revision. Cambridge recommends at least 20% of course time for individual or small-group practical activity. Practise precise measurement, observation, tables, graphs, calculations, conclusions and evaluation; exact apparatus and materials vary by series and are issued confidentially to centres.

No. This Course covers official AS Topics 1–22 and Papers 1–3. A2 adds Topics 23–37 and Papers 4–5 for the full A Level route, with AS outcomes assumed. Use the separate A2 Course for that stage rather than mixing advanced content into the AS syllabus map or practice plan.