Chemistry 9701/11 May June 2015 | Cambridge AS Level Past Papers With Mark Scheme

1. Boltzmann distribution effects with catalysts, activation energy reduction, reaction kinetics.
2. Thermodynamic properties of hydrogen halides, bond dissociation energy, enthalpy of vaporization trends.
3. Ideal gas law calculations for pressure, volume, and temperature relationships; chemical equilibrium and volume effects.
4. Combustion of glucose to ethanol and CO₂, enthalpy change calculations, energy transformations in biochemical reactions.
5. Redox reaction analysis in compounds like OF₂ with SO₂, oxidation state changes, and identification of oxidized/reduced elements.
6. Bonding and orbital interactions in ethene, σ and π bond formation, hybridization concepts in carbon-carbon double bonds.
7. Environmental and chemical roles of chlorine in water treatment, disproportionation reactions, and the chemistry of halogens in Group VII.