IGCSE Chemistry (Cambridge Extended) Current Status Not Enrolled Price Free Get Started Login to Enroll Course Content Expand All 2021 Oct-Nov 3 Topics Expand Lesson Content 0% Complete 0/3 Steps Paper 41 Paper 42 Paper 43 2021 May-June 3 Topics Expand Lesson Content 0% Complete 0/3 Steps Paper 41 Paper 42 Paper 43 2020 Oct-Nov 2 Topics Expand Lesson Content 0% Complete 0/2 Steps Paper 41 Paper 42 5.1.1 Formula of Positive Ions 1 4.3.2 Covalent Bonds 2* 4.1.1 Bonding* Rusting 3.1.5 Metals and Non-metals* 5.1.1 Formulae and Equations Transition Metal 6.1.4 Electrolysis 3 6.1.5 Application of Electrolysis in Industry Acid Fuel 4 of 4