All Courses Chem 1: Periodic Table All Courses Chem 2: Metals Reactivity 42 Lessons Free All Courses Chem 3: Reactivity Series 36 Lessons Free All Courses Chem 4: Chemical Reactions and Energy Changes 34 Lessons Free All Courses Chem 5: Experimenting with Endothermic and Exothermic Reactions 31 Lessons Free All Courses Chem 6: Affecting the Rate of Reaction 29 Lessons Free All Courses Chem 7: Redox Reactions 35 Lessons Free All Courses Chem 8: Oxidation Reduction Reactions 34 Lessons Free All Courses Chem 9: Acids & Alkalis 36 Lessons Free All Courses Chem 10: Starches 30 Lessons Free View more courses