Chemistry 9701/04 Oct Nov 2008 | Cambridge AS Level Past Papers With Mark Scheme

1. Standard electrode potential (SEP) definition, Fe³⁺/Fe²⁺ electrode setup, equilibrium constant (Kc) and its calculation, Kc units.
2. Hydrolysis of ethyl ethanoate, first-order reaction with respect to CH3CO2CH2CH3, rate equation, rate constant determination.
3. Transition element reactions: oxidation-reduction, ligand exchange, acid-base, precipitation, and catalytic processes.
4. Aluminum content in alloys, hydrogen production from aluminum reaction with NaOH, mass percentage calculations.
5. Nitrogen molecule reactivity, nitrogen oxides formation, environmental effects, amine basicity comparison with ammonia.
6. Organic synthesis for pharmaceuticals, reaction types, reagents, conditions for transformations, isomer identification.