Chemistry 9701/01 May June 2007 | Cambridge AS Level Past Papers With Mark Scheme

1. Analyzing the isotopic composition of an element and determining its relative atomic mass based on the abundance and mass numbers of isotopes.
2. Identifying the molecular composition of nitrogen oxides and determining the molecular formula of pollutants based on experimental data.
3. Understanding Dalton's atomic theory, electron configuration, and the behavior of subatomic particles in electric fields.
4. Investigating the properties of ions, bond formation, and the nature of bonding in molecules like CN⁻ and ClO₂.
5. Analyzing the reaction mechanisms and properties of polymers, including those used in plastic bottles and their interaction with carbon dioxide.
6. Calculating the enthalpy change for various chemical reactions, including the decomposition of compounds like iron(III) chloride, and using the data to predict reaction behaviors.
7. Studying the chemical reactions of organic compounds, such as those in the preparation of biodiesel, and calculating yields from raw materials.
8. Exploring reaction mechanisms involving bromine, ethene, benzene, and related compounds, and understanding how intermediates affect product formation.
9. Investigating the properties and reactions of Group IV elements and their compounds, including their thermal stabilities and reactions with other compounds.
10. Examining the interactions between biomolecules, including proteins and enzymes, and discussing how their structure affects function, and analyzing methods like electrophoresis and NMR spectroscopy for identifying compounds.