Over 5,000 entriesFully revised and updated, the seventh edition of this popular dictionary is the ideal reference resource for students of chemistry, either at school or at university. It covers all aspects of chemistry, from physical chemistry to biochemistry.The seventh edition boasts broader coverage in areas including nuclear magnetic resonance, polymer chemistry, nanotechnology and graphene, and absolute configuration, increasing the dictionary"s appeal to students in these fields.New diagrams have been added and existing diagrams updated to illustrate topics that would benefit from a visual aid. There are also biographical entries on key figures, featured entries on major topics such as polymers and crystal defects, and chronologies charting the main discoveries in atomic theory, biochemistry, explosives, and plastics.17th edition.