0620/329 marks
2.2 Atomic structure and the Periodic Table, 2.4 Ions and ionic bonds, 8.2 Group I properties, 8.3 Group VII properties, 8.5 Noble gases, 9.4 Reactivity series, 10.3 Air quality and climate
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PAPER 3 · THEORY (CORE)
0620/32 May/June 2025
1 hour 15 minutes · 80 marks · 8 questions
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0620/3210 marks
12.5 Identification of ions and gases, 2.4 Ions and ionic bonds, 1.1 Solids, liquids and gases
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0620/3211 marks
2.2 Atomic structure and the Periodic Table, 2.3 Isotopes, 3.2 Relative masses of atoms and molecules, 7.2 Oxides, 10.2 Fertilisers
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0620/3213 marks
11.1 Formulae, functional groups and terminology, 11.3 Fuels, 11.6 Alcohols
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0620/3212 marks
7.3 Preparation of salts, 4.1 Electrolysis, 2.4 Ions and ionic bonds
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0620/328 marks
9.4 Reactivity series, 6.2 Rate of reaction, 9.3 Alloys and their properties, 12.5 Identification of ions and gases
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0620/329 marks
6.1 Physical and chemical changes, 5.1 Exothermic and endothermic reactions, 6.3 Reversible reactions and equilibrium
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0620/328 marks
10.1 Water, 10.3 Air quality and climate
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