Chemistry 9701/04 Oct Nov 2006 | Cambridge AS Level Past Papers With Mark Scheme

1. Standard electrode potential (SEP) for Fe³⁺/Fe²⁺ electrode, equilibrium constant (Kc) calculation, Kc expression and units.
2. Hydrolysis of ethyl ethanoate, first-order reaction determination, HCl concentration effect, rate constant calculation.
3. Transition metal reactions: oxidation, reduction, ligand exchange, acid-base, precipitation, and catalytic processes.
4. Aluminum mass percentage in alloys, hydrogen production via NaOH reaction, stoichiometric calculations.
5. Nitrogen reactivity, NOx formation, environmental effects, comparison of amine basicity with ammonia.
6. Organic pharmaceutical synthesis, reaction types, reagents, conditions for transformations, isomeric structures.