Chemistry 9701 · Cambridge International AS & A Level
Paper 3: Advanced Practical Skills
2 hours · 40 marks · 23% of the AS Level
- Duration
- 2 hours
- Marks
- 40
- Practice here
- 138
What is on this paper
- Practical work and structured questions
- Questions are based on the experimental skills in the Practical assessment section of the syllabus.
- Externally assessed
How it is weighted
- 23% of the AS Level
- 11.5% of the A Level
Which papers you sit
AS Level candidates take Papers 1, 2 and 3. A Level candidates take all five papers.
Assessment details are taken from the official Cambridge Chemistry 9701 syllabus for 2025-2027. Read the syllabus ↗
Practise the topics on Paper 3
All Chemistry topics →138 original questions, each with a full worked solution. Free to read, no account needed.
Atomic Structure
Describe the structure of the atom in terms of protons, neutrons and electrons; define isotopes and explain their…
Chemical Bonding
Explain ionic, covalent (including coordinate/dative) and metallic bonding in terms of electrostatic attraction, and…
States of Matter
Apply the ideal gas equation pV = nRT to gas calculations, including finding a molar mass; relate the physical…
Chemical Energetics
Define and calculate standard enthalpy changes of reaction, formation, combustion and neutralisation from experimental…
Reaction Kinetics
Explain reaction rate using collision theory, the Boltzmann distribution and activation energy, and the action of…
Equilibria
Apply Le Chatelier's principle and write Kc/Kp expressions for reversible reactions at dynamic equilibrium; use the…
Electrochemistry
Assign oxidation numbers and use them to balance redox equations; calculate the mass or volume of a substance…
Periodicity
Describe and explain the periodic trends across Period 3 in atomic radius, melting point and electrical conductivity…
Group 2
Describe and explain the trends down Group 2, from magnesium to barium, in reactivity with oxygen, water and dilute…
Group 17
Describe the trends in volatility, oxidising power and bond strength of the Group 17 elements and relate them to van…
Introduction to Organic Chemistry
Interpret and name organic molecules, including aromatic compounds, from their general, structural, displayed and…
Hydrocarbons
Describe the free-radical substitution reactions of alkanes and the electrophilic addition reactions of alkenes with…
Halogenoalkanes
Classify a halogenoalkane as primary, secondary or tertiary and describe its nucleophilic substitution (to an alcohol…
Alcohols and Esters
Classify an alcohol as primary, secondary or tertiary and describe its oxidation to a carbonyl compound or carboxylic…
Carbonyl Compounds
Describe the preparation of aldehydes and ketones by oxidation of alcohols, their reduction back to alcohols, and…
Carboxylic Acids and Derivatives
Describe the preparation of a carboxylic acid by oxidation or hydrolysis and its redox, neutralisation and…
Nitrogen Compounds
Describe the preparation and relative basicity of a primary aliphatic or aromatic amine, and the formation and…
Polymerisation
Deduce the repeat unit and monomer(s) of an addition polymer formed from an alkene, and of a condensation polymer, a…
Analytical Techniques
Interpret an infrared spectrum to identify functional groups and a mass spectrum to find molecular mass, fragmentation…