This workbook offers accessible practice to help manage GCSE Additional Science revision and prepare for the exam efficiently. The content is broken into manageable sections and advice is given to help build confidence. Tips and techniques provide support throughout the revision process.The dot and cross diagrams of a sodium atom and a chlorine atom are shown below. Na 00 a) Draw a dot and cross diagram to show the electron arrangement in a sodium ion and a chloride ion. (1 mark) b) What is an ion? ... of graphite. molecule. (1 mark) XX Cl x Q Cl XX Cl ! ; Cl a) sodium chloride b) potassium bromideanbsp;...
|Title||:||GCSE Edexcel Additional Science Higher Success Workbook|
|Publisher||:||Letts and Lonsdale - 2006-09-01|