Edexcel IGCSE 2009 Chemistry - 4CH0

CGP GCSE Chemistry Edexcel Workbook 4 Section 1: Principles of chemistry. b) Atoms. g) Covalent substances. Section 2: Chemistry of the elements. b) The Periodic Table. Students will be assessed on their ability to: 1.5 understand the terms atom and molecule. 1.6 understand the differences between elements, compounds and mixtures ................
................