4 GCSE resources Search within results Go How ratings and recommendations work Apply Filter resourcesClear all filtersLevelClear filter GCSE Subject Chemistry Exam board AQA Edexcel TopicClear filter Covalent substances Testing and analysing substances Resources Flashcards Mindmap Multi-tool Revision Notes Covalent substances GCSE, Chemistry Mindmap Covalent substances - two kinds GCSE, Chemistry Revision notes Covalent substances GCSE, Chemistry 6 flashcards Covalent substances GCSE, Chemistry Revision notes Search again