0620/427 marks
8.4 Transition elements, 9.3 Alloys and their properties, 12.5 Identification of ions and gases
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PAPER 4 · THEORY (EXTENDED)
0620/42 Feb/Mar 2026
1 hour 15 minutes · 80 marks · 6 questions
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0620/4214 marks
9.6 Extraction of metals, 7.2 Oxides, 2.3 Isotopes
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0620/4216 marks
3.3 The mole and the Avogadro constant, 7.3 Preparation of salts, 2.4 Ions and ionic bonds, 4.1 Electrolysis
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0620/4219 marks
6.3 Reversible reactions and equilibrium, 5.1 Exothermic and endothermic reactions, 2.5 Simple molecules and covalent bonds
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0620/4216 marks
11.1 Formulae, functional groups and terminology, 11.6 Alcohols, 11.7 Carboxylic acids
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0620/428 marks
11.8 Polymers, 11.7 Carboxylic acids
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