All Courses Practical Chapter 10 [Live: Feb.2] 36 Lessons $22.00 All Courses 10.5. Extraction of metals [Live: Feb.6] 34 Lessons $22.00 All Courses 11.1. Water + 11.2. Air [Live: Feb.09] 39 Lessons $22.00 All Courses 11.3. Pollution [Live: Feb.13] 25 Lessons $22.00 All Courses 11.4. Rusting [Live: Feb.16] 25 Lessons $22.00 All Courses 11.5. Fertilizers + 11.6. Greenhouse gases [Live: Feb.20] 39 Lessons $22.00 All Courses 12.1. Petroleum [Live: Feb.23] 24 Lessons $22.00 All Courses 12.2. Names of compounds + 12.3. Homologous Series [Live: Feb.27] 47 Lessons $22.00 View all courses