C H E M I C A L   R E A C T I O N S		CHEMICAL REACTIONS 1.Types of reaction: Qualitative treatment Experiments - Practical details MSword doc Combustion Reactions YES *Decomposition reactions (making simple chemicals from complex ones) YES Displacement reactions (swopping partners) YES Synthesis reactions - (making complex chemicals from simple ones) YES Reactions involving energy changes: Exothermic reactions YES Reactions involving energy changes: Endothermic reactions YES Reactions involving energy changes: Electrical YES 2. Types of reaction: Quantitative treatment Experiments - Practical details MSword doc Combustion Reactions: Magnesium and oxygen YES Decomposition reactions: Copper oxide and hydrogen YES Displacement reactions YES Synthesis reactions YES Reactions involving energy changes: Exothermic and endothermic reactions YES Reactions involving energy changes: Electrical YES Action of heat on Carbonates % yield of copper oxide CuO YES Action of heat on Carbonates % yield of lead oxide PbO YES Theory: What Chemical formulae tell us Naming of substances YES IONS - Cations and anions YES Formulae masses - using the Periodic Table YES The mole YES Reacting masses Molar masses and mathematical manipulations YES What chemical equations tell us YES Reacting masses and % yields YES % composition and molecular formulae YES Moles, Concentration and Molarity - moles and liquids YES Moles and molar volumes - moles and gases YES More exercises TOPIC: BALANCING EQUATIONS MSWord doc Combustion reactions - easy YES Combustion reactions - harder. YES Decomposition reactions - easy YES Decomposition reactions - harder YES Displacement reactions YES Synthesis reactions YES % Yield YES TOPIC: NAMING OF SUBSTANCES Naming elements (1) Naming elements (2) Naming all the elements (3) Naming compounds Naming oxy - compounds Naming covalent compounds TOPIC: CALCULATING FORMULA MASSES - Using the Periodic Table *Easy *Harder *More difficult TOPIC: COMPOUNDS and MOLES PROBLEMS TOPIC: MOLAR MASSES and MATHEMATICAL MANIPULATIONS *Practice Problems (1) - Easy *Practice Problems (2) - Harder TOPIC: WHAT CHEMICAL EQUATIONS TELL US *Practice Problems (1) - Easy *Practice Problems (2) - Harder TOPIC: REACTING MASSES and PERCENTAGE YIELDS *Practice Problems (1) - Easy *Practice Problems (2) - Harder TOPIC: % COMPOSITION and MOLECULAR FORMULA 1. % composition of methanol 2. % composition of ethanoic acid 3. % composition of various fertilisers TOPIC: MOLES, CONCENTRATION and MOLARITY- moles and liquids Some further examples - easy Some further examples - hard TOPIC:MOLES and MOLAR VOLUMES - moles and gases *Practice Problems (1) - Easy *Practice Problems (2) - Harder