Chinese Language 8681/23 Oct Nov 2021 | Cambridge AS & A Level Past Papers With Mark Scheme

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1. Standard electrode potential (SEP) for Fe³⁺/Fe²⁺ electrode, equilibrium constant (Kc) derivation, Kc units.
2. Ethyl ethanoate hydrolysis, first-order reaction kinetics, HCl concentration effect, rate equation and constant.
3. Transition element reactions: oxidation, reduction, ligand exchange, acid-base, precipitation, catalysis.
4. Aluminum mass percentage in alloys, hydrogen production via NaOH, stoichiometric calculations.
5. Nitrogen reactivity, NOx formation, environmental effects, amine basicity comparison with ammonia.
6. Organic pharmaceutical intermediate synthesis, reaction types, reagents, isomeric structure identification.

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

Laura Bellini

Classification: Paper 2

Page count: 8

Viewed: 55

Last update: 2 months ago

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Chinese Language 8681/23 Oct Nov 2021 | Cambridge AS & A Level Past Papers With Mark Scheme

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