Innovative / Interactive / International Collins IGCSE Chemistry has been developed to give maximum support for students studying for the Edexcel (London Examinations) GCSE. International case studies are used throughout, 'localising' learning. An interactive CD ROM, supporting study and revision, and practical work, is included. The book provides a complete match to the Edexcel (London Examinations) GCSE Chemistry Specification. HOW TO GET THE MOST FROM THIS BOOK PRINCIPLES OF CHEMISTRY Atoms; Atomic structure; Relative molecular and formula masses; Chemical formulae and chemical equations; Ionic compounds; Covalent substances; Electrolysis; Metallic crystals CHEMISTRY OF THE ELEMENTS The Periodic table; The Group 1 elements -- lithium, sodium and potassium; The Group 2 elements -- magnesium and calcium; The Group 7 elements -- chlorine, bromine and iodine; Oxygen and oxides; Sulphur and nitrogen; Hydrogen; The transition metals -- iron and copper; Reactivity series; Preparing and analysing ORGANIC CHEMISTRY Alkanes; Alkenes; Ethanol PHYSICAL CHEMISTRY States of matter; Acidity, alkalinity and neutralisation; Energetics; Rates of reaction; Equilibria CHEMISTRY IN SOCIETY Extraction and uses of metals; Natural oil and gas; Synthetic polymers; The manufacture of some important chemicals ILLUSTRATED GLOSSARY The accompanying CD ROM provides support for study, revision and practical work. / Interactive questions / Virtual experiments for common practical tasks