Skip to content

PRO TIP Block youtube.com at the DNS level — Pi-hole, NextDNS or your hosts file — but allow youtube-nocookie.com and i.ytimg.com. These tutorials keep playing; the rabbit hole does not.

Learning without distractions
  1. 1 3:45 A Level Chemistry “Functional Groups and Homologous Series” Freesciencelessons · 262.9K views
  2. 2 4:37 A Level Chemistry Revision “Naming Unbranched Hydrocarbons” Freesciencelessons · 125.9K views
  3. 3 5:22 A Level Chemistry Revision “Naming Branched Chain Hydrocarbons” Freesciencelessons · 150K views
  4. 4 5:25 A Level Chemistry Revision “Molecular Formula and Empirical Formula” Freesciencelessons · 103.5K views
  5. 5 5:10 A Level Chemistry Revision “Displayed Formula, Structural Formula and Skeletal Formula” Freesciencelessons · 121.4K views
  6. 6 3:55 A Level Chemistry Revision “General Formula” Freesciencelessons · 66.2K views
  7. 7 5:24 A Level Chemistry Revision “Structural Isomers” Freesciencelessons · 168.5K views
  8. 8 5:19 A Level Chemistry Revision “Cis-Trans Isomers” Freesciencelessons · 164.6K views
  9. 9 5:19 A Level Chemistry Revision “E / Z Isomers” Freesciencelessons · 166.6K views
  10. 10 4:33 A Level Chemistry Revision “The Structure and Properties of Alkanes” Freesciencelessons · 104.6K views
  11. 11 4:40 A Level Chemistry Revision “Separation of Alkanes by Fractional Distillation” Freesciencelessons · 66K views
  12. 12 4:17 A Level Chemistry Revision “Thermal Cracking and Catalytic Cracking of Alkanes” Freesciencelessons · 87.4K views
  13. 13 5:46 A Level Chemistry “Free Radical Substitution of Alkanes” Freesciencelessons · 233.3K views
  14. 14 4:21 A Level Chemistry Revision “The Structure and Reactivity of Alkenes” Freesciencelessons · 95.5K views
  15. 15 4:50 A Level Chemistry Revision “Electrophilic Addition of Hydrogen Halide to Alkenes” Freesciencelessons · 147.7K views
  16. 16 5:35 A Level Chemistry Revision “Markownikoff’s Rule for Electrophilic Addition to Alkenes” Freesciencelessons · 95.9K views
  17. 17 4:59 A Level Chemistry Revision “Electrophilic Addition of a Halogen to Alkenes” Freesciencelessons · 84.9K views
  18. 18 4:30 A Level Chemistry Revision “Hydration of Alkenes” Freesciencelessons · 84.7K views
  19. 19 2:55 A Level Chemistry Revision “Hydrogenation of Alkenes” Freesciencelessons · 55.9K views
  20. 20 3:52 A Level Chemistry Revision “Reaction between Alkenes and Sulfuric Acid” Freesciencelessons · 50.3K views
  21. 21 6:12 A Level Chemistry Revision “Addition Polymers” Freesciencelessons · 66K views
  22. 22 3:41 A Level Chemistry Revision “Environmental Effects of Addition Polymers” Freesciencelessons · 41.4K views
  23. 23 3:31 A Level Chemistry Revision “Primary, Secondary and Tertiary Alcohols” Freesciencelessons · 61.8K views
  24. 24 4:51 A Level Chemistry Revision “Volatility and Solubility of Alcohols” Freesciencelessons · 45.2K views
  25. 25 4:25 A Level Chemistry Revision “Oxidation of Primary Alcohols” Freesciencelessons · 97.4K views
  26. 26 3:15 A Level Chemistry Revision “Oxidation of Secondary and Tertiary Alcohols” Freesciencelessons · 57.8K views
  27. 27 3:39 A Level Chemistry Revision “Dehydration of Alcohols” Freesciencelessons · 77.5K views
  28. 28 3:08 A Level Chemistry Revision “Formation of Haloalkanes from Alcohols” Freesciencelessons · 55.6K views
  29. 29 4:34 A Level Chemistry Revision “Balancing Equations for the Complete Combustion of Alcohols” Freesciencelessons · 27.4K views
  30. 30 3:55 A Level Chemistry Revision “Structure and Properties of Haloalkanes” Freesciencelessons · 52.9K views
  31. 31 4:00 A Level Chemistry Revision “Hydrolysis of Haloalkanes by Nucleophilic Substitution” Freesciencelessons · 96.1K views
  32. 32 4:54 A Level Chemistry Revision “The Rate of Hydrolysis of Haloalkanes by Nucleophilic Substitution” Freesciencelessons · 60K views
  33. 33 4:23 A Level Chemistry Revision “Nucleophilic Substitution of Haloalkanes with Ammonia and Cyanide ions” Freesciencelessons · 68K views
  34. 34 3:15 A Level Chemistry Revision “Elimination Reaction of Haloalkanes” Freesciencelessons · 65K views
  35. 35 5:21 A Level Chemistry Revision “Chlorofluorocarbons and the Ozone Layer” Freesciencelessons · 70K views
  36. 36 4:26 A Level Chemistry Revision “Interpreting Fragmentation Patterns in a Mass Spectrum” Freesciencelessons · 79.6K views
  37. 37 6:19 A Level Chemistry Revision “Infrared Spectroscopy” Freesciencelessons · 77.8K views