ECZ O Level · Revision notes
Chemistry revision notes
Topic by topic notes, worked examples and practice questions for every topic in the 2024 CDC O Level Chemistry, Forms 1 to 4 syllabus.
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Form 1
- 1.Introduction to ChemistryBranches of Chemistry, Importance of Chemistry, Laboratory Safety, Apparatus and Measurement
- 2.MatterStates of Matter, Kinetic Theory of Matter, Heating and Cooling Curves
- 3.Elements, Compounds and MixturesElements, Compounds, Mixtures, Physical and Chemical Changes, Criteria of Purity, Separation and Purification
- 4.Atomic StructureStructure of an Atom, Subatomic Particles, Atomic Number and Mass Number, Chemical Symbols, Electronic Configuration, Isotopes
Form 2
- 1.BondingChemical Bonding, Ions, Chemical Formulae, Ionic Bonding, Covalent Bonding, Metallic Bonding, Structure of Substances
- 2.Chemical ReactionsTypes of Chemical Reactions, Chemical Equations
- 3.Chemical KineticsRates of Reaction
- 4.RedoxOxidation and Reduction
- 5.Acids, Bases and SaltsAcids, Bases, Oxides, Neutralisation, Salts, Qualitative Analysis
Form 3
- 1.Stoichiometry and the Mole ConceptRelative Masses, Percentage Composition, The Mole, Empirical and Molecular Formulae, Concentration of Solutions, Standard Solutions, Reacting Masses and Volumes
- 2.ThermochemistryEnergy Changes in Reactions, Sources of Energy, Nuclear Energy
- 3.EquilibriumReversible Reactions and Dynamic Equilibrium
- 4.Electricity and ChemistryConductors and Electrolytes, Electrolysis, Quantitative Electrolysis, Industrial Electrolysis, Electrochemical Cells
- 5.PeriodicityPeriodic Trends, Transition Elements, Properties of Metals, Reactivity Series
Form 4
- 1.MetallurgyMineral Ores, Extraction of Metals, Uses of Metals and Alloys, Corrosion
- 2.Non-MetalsHydrogen, Oxygen, Nitrogen and Ammonia, Chlorine, Sulphur, Carbon
- 3.Organic ChemistryIntroduction to Organic Chemistry, Alkanes and Alkenes, Alcohols, Carboxylic Acids, Esters, Macromolecules
- 4.Environmental ChemistryPollution, Climate Change, Water Treatment
These are Bright Minds revision notes and practice questions in ECZ style, not official ECZ materials. Always check the syllabus year with your school.