Chinese Language 8681/22 Oct Nov 2021 | Cambridge AS & A Level Past Papers With Mark Scheme

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1. Hydrolysis of magnesium chloride, aluminum chloride, and silicon tetrachloride, producing hydroxides and oxides.
2. Chloride ion titration in meat products using silver nitrate, mole calculations, and ionic equations for sodium and potassium chlorides.
3. Iodination of benzene, enthalpy change calculations for iodine formation, and oxidation state changes in iodine and nitrogen.
4. Nitrogen oxide catalysis in acid rain formation, explained through reaction mechanisms and chemical equations.
5. Cu²⁺ electronic configuration, d-orbital splitting, and ammonia’s effect on copper solution color.
6. Curcumin structure, functional group analysis, and reactions with bromine and KMnO₄ to identify products.

CIE AS & A Level Chinese Language (8681) Nov 2021

Laura Bellini

Classification: Paper 2

Page count: 8

Viewed: 50

Last update: 2 months ago

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Chinese Language 8681/22 Oct Nov 2021 | Cambridge AS & A Level Past Papers With Mark Scheme

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