Chemistry 4CH1/1CR January 2020 | Edexcel International GCSE Past Papers With Mark Scheme

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1. Atomic Structure and Bonding: Atomic and mass numbers, electron configurations, isotopes, periodic trends, ionic and covalent bonding, dot-and-cross diagrams.

2. States of Matter and Separation Techniques: Changes of state, solubility, chromatography, filtration, crystallization, and distillation.

3. Chemical Reactions and Equilibrium: Balancing equations, reactivity series, displacement reactions, oxidation-reduction processes, reaction rate factors, and Le Chatelier’s principle.

4. Organic Chemistry and Hydrocarbons: Alkanes, alkenes, polymerization, combustion, cracking, functional groups, esterification, and carboxylic acids.

5. Acids, Bases, and Titration: pH scale, neutralization reactions, titration calculations, solubility of salts, and precipitation reactions.

6. Electrolysis and Industrial Chemistry: Electrolysis of solutions, ionic half-equations, metal conductivity, industrial extraction of metals, corrosion prevention, and catalytic converters.

Edexcel International GCSE Chemistry (4CH1) Jan 2020

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Classification: Edexcel Paper 1

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Chemistry 4CH1/1CR January 2020 | Edexcel International GCSE Past Papers With Mark Scheme

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