The exam evaluates advanced chemistry concepts, focusing on atomic structure, bonding, electrolysis, reaction rates, equilibrium, and industrial applications. Key topics include isotopes, reactivity series, periodic trends, ionic and covalent bonding, and endothermic and exothermic reactions. Practical applications involve calculating molar concentrations, percentage yields, and bond energies, as well as interpreting titration data and analyzing reaction profiles. The paper emphasizes sustainability, environmental impacts, and industrial processes such as the Haber process, metal extraction, and nanoparticle use. Keywords: GCSE Chemistry, atomic structure, bonding, electrolysis, reaction rates, equilibrium, sustainability, industrial processes, environmental impact.