Chemistry 9701/11 Oct Nov 2014 | Cambridge AS Level Past Papers With Mark Scheme

1. Molecular energy distributions in gases at varying temperatures, hydrogen as an oxidizing agent, and calculations for ethanol's standard enthalpy of combustion.

2. Physical properties of hydrogen chloride, aluminum carbide reactions producing hydrocarbons, and experimental determination of enthalpy of combustion with heat loss corrections.

3. Reaction profiles for activation energy, boiling point differences due to molecular structure, and electrode materials in aluminum production electrolysis.

4. Enthalpy of formation equations, properties of Period 3 oxides, and reactivity trends for sodium and its compounds.

5. Potassium oxide neutralization mass calculations, chlorine oxidation states in reactions, and desulfurization using calcium hydroxide.

6. Organic reaction mechanisms including electrophilic addition with bromine, isomer enumeration for alcohols, and hydrolysis pathways for bromoalkanes.

7. Identification of chiral centers in complex molecules, reaction pathways for Perspex monomer, and empirical formulas from ester hydrolysis.

8. Catalysis effects on reversible reactions, behavior deviations in real gases under specific conditions, and bond energy considerations for chemical stability.

9. Functional group identification from oxidation reactions, precipitate behavior with halides, and pathway diagrams for reaction mechanisms.

10. Analysis of reagent-specific color changes, SN1/SN2 reaction profiles, and nucleophilic attack in aldehyde reactions forming chiral products.