This workbook has been written to assist students preparing to sit examinations for the revised CCEA AS level Chemistry specification. It contains practice questions of examination standard, with space provided for writing answers to mirror the feel of an actual paper. Marks are indicated beside each question. All questions were specially commissioned for this workbook, and are not from past papers. The book also contains an introductory section with tips and advice on examination technique. The authors, Alyn G McFarland and Nora Henry, are well-known Chemistry authors with many years' teaching experience. A full mark scheme for this book is available online via this link: http://colourpointeducational.com/media/content/ASChemistryAnswers.pdf