The exam assesses advanced chemistry concepts, focusing on reaction rates, organic chemistry, reversible reactions, and environmental sustainability. Key topics include fractional distillation, chromatographic analysis, polymer properties, equilibrium principles, and the Haber process. Practical applications involve calculating Rf values, balancing equations, determining reaction conditions, and analyzing experimental data. Emphasis is placed on molecular structures, energy efficiency, sustainability, and industrial applications, such as water purification, atmospheric pollution control, and fertilizer production. Keywords: GCSE Chemistry, reaction rates, organic chemistry, equilibrium, sustainability, fractional distillation, polymer properties, chromatographic analysis, industrial processes.