UNIT 1: STOICHIOMETRY 1.1: The mole and the Avogardo Constant Answer Section 1.1: The mole and the Avogardo Constant UNIT 2: ELECTROCHIMISTRY 2.1: Electrolysis Answer Section 2.1: Electrolysis UNIT 3: CHEMICAL ENERGETICS 3.1: Exothermic and Endothermic Reactions Answer Section 3.1: Exothermic and Endothermic Reactions UNIT 4: CHEMICAL REACTIONS 4.1: Rate of Reaction 4.2: Redox Answer Section 4.1: Rate of Reaction 4.2: Redox UNIT 5: ACIDS, BASES AND SALTS 5.1: The Characteristics Properties of acids and bases 5.2: Preparation of salts Answer Section 5.1: The Characteristics Properties of acids and bases 5.2: Preparation of salts UNIT 6 THE PERIODIC TABLE 6.1: Group VII Properties Answer Section 6.1: Group VII Properties UNIT 7: METALS 7.1: Properties of Metals 7.2: Reactivity Series 7.3: Corrosion of Metals Answer Section 7.1: Properties of Metals 7.2: Reactivity Series 7.3: Corrosion of Metals UNIT 8: CHEMISTRY OF THE ENCIRONMENT 8.1: Water 8.2: Fertilisers Answer Section 8.1: Water 8.2: Fertilisers UNIT 9: EXPERIMENTAL TECHNIQUES AND CHEMICAL ANALYSIS 9.1: Acid-base titrations 9.2: Identification of ions and gases 9.3: Plan experiments and investigations Answer Section 9.1: Acid-base titrations 9.2: Identification of ions and gases 9.3: Plan experiments and investigations