Chemistry 4CH1/2CR May Jun 2022 | Edexcel International GCSE Past Papers With Mark Scheme

Edexcel International GCSE Chemistry (4CH1) Jun 2022

معلم موافق رایگان بودن است.

1. Atomic Structure and Periodic Trends: Identifying subatomic particles, electron configurations, isotopes, periodic trends, and noble gas properties.

2. Bonding and Chemical Reactions: Ionic and covalent bonding, dot-and-cross diagrams, reactivity series, balancing equations, redox reactions, and oxidation agents.

3. Acids, Bases, and Salts: pH scale, acid-base reactions, titration calculations, solubility rules, and neutralization reactions.

4. Organic Chemistry and Hydrocarbons: Alkanes, alkenes, polymerization, ester formation, combustion reactions, and cracking of hydrocarbons.

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

6. Chemical Energetics and Equilibrium: Exothermic vs. endothermic reactions, bond energy calculations, enthalpy changes, Le Chatelier’s principle, reaction rates, and environmental impacts of industrial processes.