Resources
Chemistry revision notes
91 published, listed by title. Condensed notes for the final weeks before an examination.
All 91, by title
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Revision Notes
A Level Chemistry: Acids, Bases, Buffers and Partition Coefficients — Revision Notes
Condensed recall notes on conjugate acid–base pairs, pH, Ka, pKa and Kw calculations, buffer solutions, solubility product and the common ion effect, and partition coefficients for Cambridge A Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Alcohols and Phenol — Revision Notes
Condensed recall notes on forming esters from alcohols and acyl chlorides, producing phenol, its reactions with bases, sodium, diazonium salts, nitric acid and bromine water, and the relative acidities of water, phenol and ethanol for Cambridge A Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Amides and Amino Acids — Revision Notes
Condensed recall notes on amides, amino acids, zwitterions, isoelectric point, and dipeptide/tripeptide formation and hydrolysis for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Amines — Revision Notes
Condensed recall notes on amine basicity, preparation, reactions and the comparison of aliphatic and aromatic amines for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Carboxylic Acids and Acyl Chlorides — Revision Notes
Condensed recall notes on carboxylic acid reactions, acidity, acyl chlorides and their derivatives for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Chromatography — Revision Notes
Condensed recall notes on TLC, gas-liquid chromatography, Rf values and retention time for Cambridge A Level Chemistry 9701, plus GC-MS as enrichment beyond the syllabus.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Colour, Stereoisomerism and Kstab — Revision Notes
Condensed recall notes on d-orbital splitting and colour, ligand exchange with copper(II) and cobalt(II), cis/trans and optical isomerism in complexes, and stability constants for Cambridge A Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Condensation Polymerisation — Revision Notes
Condensed recall notes on polyesters, polyamides, hydrolysis and biodegradability for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Electrochemistry — Revision Notes
Condensed recall notes on standard electrode potentials, cell e.m.f., feasibility and electrolysis for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Group 2 Trends — Revision Notes
Condensed recall notes on the thermal stability of Group 2 nitrates and carbonates, and the solubility and enthalpy change of solution of Group 2 hydroxides and sulfates, for Cambridge A Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Halogen Compounds (Halogenoarenes) — Revision Notes
Condensed recall notes on producing halogenoarenes by electrophilic substitution with a halogen carrier, and why chlorobenzene is far less reactive than chloroethane, for Cambridge A Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Lattice Energy, Entropy and Gibbs Free Energy — Revision Notes
Condensed recall notes on Born-Haber cycles, entropy change and the Gibbs equation for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Multi-Step Synthesis Routes — Revision Notes
Condensed recall notes on functional group interconversions, reagents and conditions, and planning multi-step routes for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: NMR Spectroscopy — Revision Notes
Condensed recall notes on carbon-13 and proton NMR, chemical shift, splitting and integration for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Optical Isomerism — Revision Notes
Condensed recall notes on enantiomers, optical activity, racemic mixtures, the effect of optical isomers on plane-polarised light, and chirality in the synthesis of drug molecules for Cambridge A Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Organic Mechanisms and Arenes — Revision Notes
Condensed recall notes on the four reaction mechanisms, curly-arrow rules and benzene delocalisation for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Rate Equations and Catalysis — Revision Notes
Condensed recall notes on rate equations, orders of reaction, rate constants and their units, initial rates and half-life methods, mechanisms and rate-determining steps, and homogeneous and heterogeneous catalysis for Cambridge A Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · A LEVEL
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Revision Notes
A Level Chemistry: Transition Elements — Revision Notes
Condensed recall notes on variable oxidation states, complex ions, colour and catalysis for Cambridge A Level Chemistry 9701.
Chemistry · Cambridge · A LEVEL
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Revision Notes
Acids, Bases and Salts: Revision Notes
Condensed recall notes on acid and base properties, oxides, indicators and salt preparation for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Alcohols and Carboxylic Acids: Revision Notes
Condensed recall notes on making ethanol, its combustion and uses, reactions of ethanoic acid, oxidation of ethanol and esters for Cambridge IGCSE 0620 and O Level 5070 (2026-2028).
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Alloys and Extraction of Metals: Revision Notes
Condensed recall notes on alloys, the blast furnace, aluminium extraction and metal uses for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
AQA A Level Chemistry: Atomic Structure — Revision Notes
Condensed recall notes on subatomic particles, mass spectrometry, electron configuration and ionisation energies for AQA A Level Chemistry 7405.
Chemistry · AQA · AS LEVEL
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Revision Notes
AQA A-Level Chemistry: Relative Mass, the Mole and the Avogadro Constant — Revision Notes
Condensed recall notes on relative atomic/molecular mass, the mole, the Avogadro constant and mole calculations for AQA A-Level Chemistry (7405), 3.1.2.1-3.1.2.2.
Chemistry · AQA · AS LEVEL
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Revision Notes
AQA GCSE Chemistry 8462: Chemical analysis – Revision Notes
Revision notes for AQA GCSE Chemistry 8462 Chemical analysis: Rf method, gas tests, flame colours, precipitate colours and a quick self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: Chemical changes – Revision Notes
Condensed AQA GCSE Chemistry 8462 Chemical changes notes: reactivity series, redox, salts, pH, titrations and electrolysis products, with a self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: Chemistry of the atmosphere – Revision Notes
Condensed AQA GCSE Chemistry 8462 revision notes on the atmosphere: gas proportions, early atmosphere, greenhouse effect and pollutants, with a self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: Energy changes – Revision Notes
Condensed AQA GCSE Chemistry 8462 Energy changes notes: exo vs endo, reaction profiles, bond energy method, cells, fuel cells and a quick self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: Key ideas – Revision Notes
Condensed revision notes on the eight AQA GCSE Chemistry 8462 key ideas, with method steps, must-know distinctions and a quick self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: Organic chemistry – Revision Notes
Condensed revision notes for AQA GCSE Chemistry 8462 Organic chemistry, with homologous series tables, reaction summaries and a quick self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: Quantitative chemistry – Revision Notes
Condensed AQA GCSE Chemistry 8462 quantitative chemistry notes: Mr, moles, reacting masses, yield, atom economy, concentration and gas volumes.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: The rate and extent of chemical change – Revision Notes
Condensed AQA GCSE Chemistry 8462 notes on rates and equilibrium: rate formulas, collision theory, catalysts, Le Chatelier and a quick self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry 8462: Using resources – Revision Notes
Condensed AQA GCSE Chemistry 8462 Using resources notes: water, LCAs, recycling, rusting, alloys, polymers, Haber process and NPK, plus a self-test.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry: Atomic Structure and the Periodic Table — Revision Notes
Condensed recall notes on atomic models, isotopes, electron configuration, group trends and separation techniques for AQA GCSE Chemistry 8462.
Chemistry · AQA · GCSE
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Revision Notes
AQA GCSE Chemistry: Chemical Bonds and Ionic Bonding — Revision Notes
Condensed recall notes on the three types of chemical bond and ionic bonding by electron transfer for AQA GCSE Chemistry (8462), 4.2.1.1 and 4.2.1.2.
Chemistry · AQA · GCSE
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Revision Notes
AS Chemistry: Acids and Bases — Revision Notes
Condensed recall notes on Brønsted-Lowry theory, conjugate pairs, titration curves and indicator choice for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Addition Polymerisation — Revision Notes
Condensed recall notes on addition polymers, repeat units, properties and disposal for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Alcohols — Revision Notes
Condensed recall notes on alcohol classification, oxidation products, distinguishing tests and elimination for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Aldehydes and Ketones — Revision Notes
Condensed recall notes on carbonyl reactions, nucleophilic addition, and the tests that identify aldehydes and ketones for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Alkanes and Alkenes — Revision Notes
Condensed recall notes on free-radical substitution and electrophilic addition mechanisms for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Atomic Structure — Particles, Radius and Isotopes — Revision Notes
Condensed recall notes on protons, neutrons and electrons, beams in an electric field, atomic and ionic radius trends, and isotopes for Cambridge AS Level Chemistry 9701 (2025-2027).
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Atomic Structure and Ionisation Energy — Revision Notes
Condensed recall notes on orbitals, electron configuration and ionisation energy trends for Cambridge International AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Atoms, Molecules and Stoichiometry — Revision Notes
Condensed recall notes on mole calculations, limiting reagents, percentage yield and gas volumes for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Carboxylic Acids and Esters — Revision Notes
Condensed recall notes on carboxylic acid preparation and reactions, esterification, hydrolysis and uses of esters for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Chemical Equilibria — Revision Notes
Condensed recall notes on dynamic equilibrium, Kc and Kp, and Le Chateliers principle for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Group 17 — The Halogens — Revision Notes
Condensed recall notes on halogen trends, halide reducing power, the silver nitrate test and disproportionation for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Group 2 — Revision Notes
Condensed recall notes on Group 2 reactions, thermal stability and solubility trends for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Halogenoalkanes — Revision Notes
Condensed recall notes on nucleophilic substitution SN1 and SN2, elimination and reactivity trends for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Hess Law and Enthalpy Cycles — Revision Notes
Condensed recall notes on enthalpy definitions, Hess cycles, bond enthalpy and calorimetry for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Ideal Gases and Structure — Revision Notes
Condensed recall notes on the ideal gas equation, real gas deviations and the four lattice structures for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Infrared and Mass Spectrometry — Revision Notes
Condensed recall notes on IR absorption, functional group identification, molecular ion, fragmentation and isotope patterns for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Introduction to Organic Chemistry — Revision Notes
Condensed recall notes on nomenclature, formulae, isomerism, bond fission and mechanism types for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Ionic, Covalent and Metallic Bonding — Revision Notes
Condensed recall notes on the three bond types, electronegativity and structure-property links for Cambridge AS & A Level Chemistry 9701, with polarisation as unassessed background.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Nitrogen and Sulfur — Revision Notes
Condensed recall notes on nitrogen’s inertness, ammonia, oxides of nitrogen, acid rain and the Contact process for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Nitrogen Compounds — Revision Notes
Condensed recall notes on primary amine preparation, nitriles and hydroxynitriles for Cambridge AS & A Level Chemistry 9701, with amine basicity and further amine routes labelled as A Level extension.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Organic Synthesis Routes — Revision Notes
Condensed recall notes on the AS reaction map, functional group interconversions and planning multi-step synthesis for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Periodicity Across Period 3 — Revision Notes
Condensed recall notes on Period 3 trends and the reactions of the oxides and chlorides with water for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Reaction Kinetics — Revision Notes
Condensed recall notes on collision theory, activation energy, the Boltzmann distribution and catalysis for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Redox Processes — Revision Notes
Condensed recall notes on oxidation numbers, balancing redox equations and disproportionation for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
AS Chemistry: Shapes of Molecules and Intermolecular Forces — Revision Notes
Condensed recall notes on covalent and coordinate bonding, expanded octets, bond energy, dot-and-cross diagrams, VSEPR shapes, bond angles, polarity and van der Waals' forces (id-id, pd-pd and hydrogen bonding) for Cambridge AS & A Level Chemistry 9701.
Chemistry · Cambridge · AS LEVEL
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Revision Notes
Atomic Structure
Protons, neutrons and electrons, atomic and mass number, electronic configuration by shell, and isotopes, for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Chemistry of the Environment: Revision Notes
Condensed recall notes on water treatment, fertilisers, air pollutants and the greenhouse effect for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Edexcel A Level Chemistry: Structure, Bonding and Introductory Organic Chemistry — Revision Notes
Condensed recall notes on bonding, shapes, intermolecular forces, organic nomenclature and mechanisms for Pearson Edexcel International A-Level Chemistry (YCH11).
Chemistry · Pearson Edexcel · AS LEVEL
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Revision Notes
Edexcel A-Level Chemistry: Atomic Structure and Mass Spectrometry — Revision Notes
Condensed recall notes on subatomic particles, isotopes and mass spectrometry calculations for Pearson Edexcel International A-Level Chemistry (YCH11), outcomes 2.1-2.7.
Chemistry · Pearson Edexcel · AS LEVEL
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Revision Notes
Edexcel IGCSE Chemistry: Principles of Chemistry — Revision Notes
Condensed recall notes on states of matter, atomic structure, bonding, the mole and electrolysis for Edexcel International GCSE Chemistry 4CH1.
Chemistry · Pearson Edexcel · IGCSE
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Revision Notes
Electrolysis and Fuel Cells: Revision Notes
Condensed recall notes on electrolysis of molten and aqueous compounds, predicting products, electroplating and fuel cells for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Exothermic and Endothermic Reactions: Revision Notes
Condensed recall notes on energy changes, reaction pathway diagrams, activation energy and bond energy calculations for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Formulae, Equations and the Mole: Revision Notes
Condensed recall notes on formulae, balancing, relative masses and mole calculations for Cambridge IGCSE 0620 and O Level 5070 — every equation in one place.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Fuels, Alkanes and Alkenes: Revision Notes
Condensed recall notes on fossil fuels, fractional distillation of petroleum, alkanes, cracking and alkene reactions for Cambridge IGCSE 0620 and O Level 5070 (2026-2028).
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
GCSE Chemistry: Atomic Structure and the Periodic Table — Revision Notes
Condensed recall notes covering both C1.2 Atomic structure (assessed on Papers 1 and 3) and C4.1 Predicting chemical reactions – periodic table development and Group 1/7/0 properties (assessed on Papers 2 and 4) – for GCSE Chemistry.
Chemistry · OCR · GCSE
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Revision Notes
How DP Chemistry Is Assessed: Revision Notes
Condensed recall notes on the assessment structure – papers, weightings, the structure-and-reactivity framework and the internal assessment – for IB Diploma Programme Chemistry.
Chemistry · International Baccalaureate · IB
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Revision Notes
IB DP Chemistry Reactivity 3: Mechanisms of Chemical Change – Revision Notes
Condensed revision notes on IB Diploma Programme Chemistry's Reactivity 3 – proton transfer, electron transfer, electron sharing and electron-pair sharing reactions – the largest single component in the syllabus, with self-test questions.
Chemistry · International Baccalaureate · IB
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Revision Notes
Identification of Ions and Gases: Revision Notes
Condensed recall notes on every qualitative analysis test — cations, anions, gases and flame colours — for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Ionic, Covalent and Metallic Bonding: Revision Notes
Condensed recall notes on ionic, covalent, giant covalent and metallic bonding for Cambridge IGCSE 0620 and O Level 5070 — structure-to-property tables and exam traps.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Metal Properties and Reactivity: Revision Notes
Condensed recall notes on metal properties, the reactivity series, displacement and rusting for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
OCR A Level Chemistry: Amount of Substance — Revision Notes
Condensed recall notes on the mole, empirical formulae, titrations, gas volumes, yield and atom economy for OCR A Level Chemistry H432.
Chemistry · OCR · A LEVELS
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Revision Notes
OCR GCSE Chemistry: Purity and Separating Mixtures — Revision Notes
Condensed recall notes on purity, melting point, relative formula mass, empirical formula and the five separation techniques for OCR GCSE (9-1) Chemistry A Gateway Science (J248), C2.1.
Chemistry · OCR · GCSE
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Revision Notes
Organic Chemistry: Formulae and Naming — Revision Notes
Condensed recall notes on homologous series, functional groups, isomerism and naming organic compounds for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
OxfordAQA A Level Chemistry: Equilibria and Le Chatelier Principle — Revision Notes
Condensed recall notes on dynamic equilibrium, Kc, Le Chatelier principle and industrial compromise for International A Level Chemistry (with the International A2 Kp extension, assessed in Unit 4, flagged separately).
Chemistry · OxfordAQA · AS LEVEL
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Revision Notes
OxfordAQA IGCSE Chemistry: Atomic Structure and the Periodic Table — Revision Notes
Condensed recall notes on states of matter, the structure of the atom, and the periodic table's arrangement by proton number, for OxfordAQA International GCSE Chemistry (9202), Topic 1.
Chemistry · OxfordAQA · IGCSE
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Revision Notes
OxfordAQA IGCSE Chemistry: Quantitative Chemistry — Revision Notes
Condensed recall notes on relative masses, the mole, formulae, reacting masses, concentration and titrations for International GCSE Chemistry.
Chemistry · OxfordAQA · IGCSE
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Revision Notes
Pearson Edexcel IGCSE Chemistry: Reactivity and Group Trends — Revision Notes
Condensed recall notes on Group 1 and Group 7 trends, gases in the atmosphere and the reactivity series for Pearson Edexcel International GCSE Chemistry (4CH1), sub-topics (a)-(d) of Topic 2.
Chemistry · Pearson Edexcel · IGCSE
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Revision Notes
Pearson Edexcel International GCSE Chemistry 4CH1: Organic chemistry – Revision Notes
Condensed revision notes and a self-test on crude oil, alkanes, alkenes, alcohols, esters and polymers for Edexcel International GCSE Chemistry 4CH1.
Chemistry · Pearson Edexcel · IGCSE
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Revision Notes
Pearson Edexcel International GCSE Chemistry 4CH1: Physical chemistry – Revision Notes
Condensed revision notes and a self-test on energetics, rates of reaction and equilibria for Edexcel International GCSE Chemistry 4CH1 Topic 3.
Chemistry · Pearson Edexcel · IGCSE
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Revision Notes
Physical and Chemical Changes: Revision Notes
Condensed recall notes on identifying physical and chemical changes, the evidence for a new substance and the differences between the two for Cambridge IGCSE 0620 and O Level 5070 (2026-2028).
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Polymers: Revision Notes
Condensed recall notes on addition and condensation polymerisation, nylon, PET, natural polymers and plastic pollution for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Practical Techniques: Revision Notes
Condensed recall notes on apparatus, solution vocabulary, titrations, paper chromatography and Rf, and separation and purification for Cambridge IGCSE 0620 and O Level 5070 (2026-2028).
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Rates of Reaction and Reversible Reactions: Revision Notes
Condensed recall notes on collision theory, factors affecting rate, equilibrium and Le Chatelier for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Redox Reactions: Revision Notes
Condensed recall notes on oxidation and reduction by oxygen, electrons and oxidation number for Cambridge IGCSE 0620 and O Level 5070, with the standard tests.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
States of Matter and Kinetic Particle Theory: Revision Notes
Condensed recall notes on particle arrangement, changes of state and diffusion for Cambridge IGCSE 0620 and O Level 5070 — definitions, tables and exam traps.
Chemistry · Cambridge · IGCSE, O LEVELS
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Revision Notes
Structure 1 – Models of the Particulate Nature of Matter: Revision Notes
Condensed recall notes on Structure 1 – particle theory, the nuclear atom, electron configurations, the mole and ideal gases, with the HL-only mass spectra and ionisation energy extensions – for IB Diploma Programme Chemistry.
Chemistry · International Baccalaureate · IB
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Revision Notes
The Periodic Table: Groups and Trends — Revision Notes
Condensed recall notes on Periodic Table arrangement, Group I, Group VII, transition elements and noble gases for Cambridge IGCSE 0620 and O Level 5070.
Chemistry · Cambridge · IGCSE, O LEVELS