0620/334 marks
9.2 Uses of metals, 9.4 Reactivity series, 4.2 Hydrogen–oxygen fuel cells, 2.5 Simple molecules and covalent bonds
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PAPER 3 · THEORY (CORE)
0620/33 Oct/Nov 2025
1 hour 15 minutes · 80 marks · 8 questions
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0620/336 marks
2.2 Atomic structure and the Periodic Table, 1.1 Solids, liquids and gases
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0620/3310 marks
10.1 Water, 12.5 Identification of ions and gases, 10.2 Fertilisers
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0620/3317 marks
11.1 Formulae, functional groups and terminology, 11.6 Alcohols, 11.3 Fuels
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0620/3318 marks
2.2 Atomic structure and the Periodic Table, 1.1 Solids, liquids and gases, 8.3 Group VII properties, 8.2 Group I properties, 7.1 The characteristic properties of acids and bases, 12.5 Identification of ions and gases, 2.4 Ions and ionic bonds
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0620/3311 marks
9.6 Extraction of metals, 9.3 Alloys and their properties, 9.4 Reactivity series
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0620/338 marks
4.1 Electrolysis, 12.5 Identification of ions and gases, 6.1 Physical and chemical changes
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0620/336 marks
6.2 Rate of reaction, 5.1 Exothermic and endothermic reactions
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