States of matter, Separation of mixtures, Atomic structure, Ionic combination, Covalent combination, Structure and properties of some solids, Periodic table - 1, Periodic table II, Acids and bases, Salts, Gas laws and the mole concept, Chemical formulae and equations, Volumetric analysis, Calculations involving volumetric analysis, Electrochemistry, Electrochemical and reactivity series, Electrolysis, Calcuations involving electrolysis, Energy, Chemical emergencies, Equilibria, Rate of reaction, Metals and non-metals, Extraction and uses of metals, Chemistry of some non-metals, Water, Some industrial processes, Preparation and identification of gases, Nitrogen cycle, carbon dioxide cycle and pollution, Qualitative analysis, Alkanes, Alkenes, Alcohols, Natural and synthetic macromolecules.