3 IGCSE resources Search within results Go How ratings and recommendations work Apply Filter resourcesClear all filtersLevelClear filter IGCSE Subject Chemistry Exam board Other TopicClear filter Unit 13 - Chemical substances: preparation and analysis Resources Revision Notes Topic 1 - Gas preparation and identification IGCSE, Chemistry Revision notes Topic 2 - Laboratory apparatus IGCSE, Chemistry Revision notes Topic 3 - Identifying substances IGCSE, Chemistry Revision notes Search again