Contents — URstudymate · Cambridge IGCSE Chemistry 0620

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Every topic of the Cambridge IGCSE Chemistry 0620 syllabus for examination in 2026, 2027 and 2028, Core and Supplement. Each page teaches the syllabus statements in order, places the animations and interactive models inside the section that uses them, and follows each sub-topic with past-paper questions and their mark-scheme answers. Supplement content carries a purple badge.

Topic 1States of matter

1.1 Solids, liquids and gases
1.2 Diffusion

11 sections · 0 animations · 3 models · 13 past-paper questions Topic 2Atoms, elements and compounds

2.1 Elements, compounds and mixtures
2.2 Atomic structure and the Periodic Table
2.3 Isotopes
2.4 Ions and ionic bonds
2.5 Simple molecules and covalent bonds
2.6 Giant covalent structures
2.7 Metallic bonding

21 sections · 30 animations · 8 models · 32 past-paper questions Topic 3Stoichiometry

3.1 Formulae
3.2 Relative masses of atoms and molecules
3.3 The mole and the Avogadro constant

14 sections · 44 animations · 6 models · 18 past-paper questions Topic 4Electrochemistry

4.1 Electrolysis
4.2 Hydrogen–oxygen fuel cells

11 sections · 23 animations · 2 models · 18 past-paper questions Topic 5Chemical energetics

5.1 Exothermic and endothermic reactions

8 sections · 17 animations · 2 models · 13 past-paper questions Topic 6Chemical reactions

6.1 Physical and chemical changes
6.2 Rate of reaction
6.3 Reversible reactions and equilibrium
6.4 Redox

14 sections · 25 animations · 4 models · 29 past-paper questions Topic 7Acids, bases and salts

7.1 The characteristic properties of acids and bases
7.2 Oxides
7.3 Preparation of salts

12 sections · 2 animations · 3 models · 24 past-paper questions Topic 8The Periodic Table

8.1 Arrangement of elements
8.2 Group I properties
8.3 Group VII properties
8.4 Transition elements
8.5 Noble gases

9 sections · 4 animations · 3 models · 26 past-paper questions Topic 9Metals

9.1 Properties of metals
9.2 Uses of metals
9.3 Alloys and their properties
9.4 Reactivity series
9.5 Corrosion of metals
9.6 Extraction of metals

13 sections · 3 animations · 3 models · 40 past-paper questions Topic 10Chemistry of the environment

10.1 Water
10.2 Fertilisers
10.3 Air quality and climate

11 sections · 2 animations · 3 models · 22 past-paper questions Topic 11Organic chemistry

11.1 Formulae, functional groups and terminology
11.2 Naming organic compounds
11.3 Fuels
11.4 Alkanes
11.5 Alkenes
11.6 Alcohols
11.7 Carboxylic acids
11.8 Polymers

14 sections · 1 animations · 3 models · 53 past-paper questions Topic 12Experimental techniques and chemical analysis

12.1 Experimental design
12.2 Acid–base titrations
12.3 Chromatography
12.4 Separation and purification
12.5 Identification of ions and gases

9 sections · 2 animations · 4 models · 23 past-paper questions