Identifying reactants and products of any chemical reaction Explaining the terms reaction time and reaction rate; and the relationship between the two. Explaining collision theory with respect to reaction time and reaction rate Describing the influence of the following on chemical reaction rates: - nature of substances; - concentration/pressure, - temperature and catalysts Endothermic and exothermic reactions Equations for simple equilibrium reaction Le Chateller's principle Influence of the following factors on the equilibrium of chemical reactions: - Concentration - Temperature - Pressure