1. States of matter 1.1. Everything is made of particles 1.2. Solids, liquids, and gases 1.3. The particles in solids, liquids, and gases 1.
4. A closer Look at gases Checkup on Chapter 1 2. Separating substances 2.1. Mixtures, solutions, and solvents 2.2. Pure substances and impurities 2.3.
Separation methods (part I) 2.4. Separation methods (part II) 2.5. More about paper chromatography The chromatography detectives Checkup on Chapter 2 3. Atoms and elements 3.1. Atoms and elements 3.
2. More about atoms 3.3. Isotopes and radioactivity 3.4. How electrons are arranged How our model of the atom developed The atom: the inside story 3.5. The metals and non-metals Checkup on Chapter 3 4.
Atoms combining 4.1. Compounds, mixtures, and chemical change 4.2. Why do atoms form bonds? 4.3. The ionic bond 4.4.
More about ions 4.5. The covalent bond 4.6. Covalent compounds 4.7. Comparing ionic and covalent compounds 4.8.
Giant covalent structures 4.9. The bonding in metals Checkup on Chapter 4 5. Reacting masses, and chemical equations 5.1. The names and formulae of compounds 5.2. Equations for chemical reactions 5.
3. The masses of atoms, molecules, and tons 5.4. Some calculations about masses and % Checkup on Chapter 5 6. Using moles 6.1. The mole 6.2.
Calculations from equations, using the mole 6.3. Reactions involving gases 6.4. The concentration of a solution 6.5. Finding the empirical formula 6.6.
From empirical to final formula 6.7. Finding % yield and % purity Checkup on Chapter 6 7. Redox reactions 7.1. Oxidation and reduction 7.2. Redox and electron transfer 7.
3. Redox and changes in oxidation state 7.4. Oxidising and reducing agents Checkup on Chapter 7 8. Electricity and chemical change 8.1. Conductors and insulators 8.2.
The principles of electrolysis 8.3. The reactions at the electrodes 8.4. The electrolysis of brine 8.5. Two more uses of electrolysis Checkup on Chapter 8 9. Energy changes, and reversible reactions 9.
1. Energy changes in reactions 9.2. Explaining energy changes 9.3. Energy from fuels 9.4. Giving out energy as electricity The batteries in your life 9.
5. Reversible reactions 9.6. Shifting the equilibrium Checkup on Chapter 9 10. The speed of a reaction 10.1. Rates of reaction 10.2.
Measuring the rate of a reaction 10.3. Changing the rate of a reaction (part I) 10.4. Changing the rate of a reaction (part II) 10.5. Explaining rates 10.6.
Catalysts More about enzymes 10.7. Photochemical reactions Checkup on Chapter 10 11. Adds, bases, and salts 11.1. Acids and alkalis 11.2. A closer look at acids and alkalis 11.
3. The reactions of acids and bases 11.4. A closer look at neutralisation 11.5. Oxides 11.6. Making salts 11.
7. Making insoluble salts by precipitation 11.8. Finding concentrations by titration Checkup on Chapter 11 12. The Periodic Table 12.1. An overview of the Periodic Table 12.2.
Group I: the alkali metals 12.3. Group VII: the halogens 12.4. Group VIII: the noble gases 12.5. The transition elements 12.6.
Across the Periodic Table How the Periodic Table developed Checkup on Chapter 12 13. The behaviour of metals 13.1. Metals: a review 13.2. Comparing metals for reactivity 13.3. Metals in competition 13.
4. The reactivity series 13.5. Making use of the reactivity series Checkup on Chapter 13 14. Making use of metals 14.1. Metals in the Earth''s crust 14.2.
Extracting metals from their ores 14.3. Extracting iron 14.4. Extracting aluminium 14.5. Making use of metals and alloys 14.6.
Steels and steel-making Metals, civilisation, and you Checkup on Chapter 14 15. Air and water 15.1. What is air? 15.2. Making use of air 15.3. Pollution alert! 15.
4. The rusting problem 15.5. Water supply Living in space Checkup on Chapter 15 16. Some non-metals and their compounds 16.1. Hydrogen, nitrogen, and ammonia 16.2.
Making ammonia in industry 16.3. Fertilisers 16.4. Sulfur and sulfur dioxide 16.5. Sulfuric acid 16.6.
Carbon and the carbon cycle 16.7. Some carbon compounds 16.8. Greenhouse gases, and global warming 16.9. Limestone Checkup on Chapter 16 17. Organic chemistry 17.
1. Petroleum: a fossil fuel 17.2. Refining petroleum 17.3. Cracking hydrocarbons 17.4. Families of organic compounds 17.
5. The alkanes 17.6. The alkenes 17.7. The alcohols 17.8. The carboxylic acids Checkup on Chapter 17 18.
Polymers 18.1. Introducing polymers 18.2. Addition polymerisation 18.3. Condensation polymerisation 18.4.
Making use of synthetic polymers 18.5. Plastics: here to stay? 18.6. Natural polymers in food (part I) 18.7. Natural polymers in food (part II) Checkup on Chapter 18 19. In the lab 19.
1. Chemistry: a practical subject 19.2. Example of an experiment 19.3. Working with gases in the lab 19.4. Testing for ions in the Lab: cations 19.
5. Testing for ions in the lab: anions Checkup on Chapter 19 Answers for Chapters 1-19 Cambridge IGCSE Chemistry past exam questions Exam questions for Paper 3 Exam questions for Paper 4 Exam questions from Paper 6 Reference Glossary The Periodic Table and atomic masses Index.