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Chemistry

Chemistry is in everything around us. Learn about matter, the elements and how they react.

29 free sites · 26 in English.

1. Khan Academy – Chemistry English khanacademy.org

   General chemistry with videos and exercises.

   For: Middle & high schoolCollege

2. Khan Academy – Organic chemistry English khanacademy.org

   Structure, naming and organic reactions.

   For: Middle & high schoolCollege

3. OpenStax – Chemistry 2e English openstax.org

   Free college textbook.

   For: College

4. OpenStax – Organic Chemistry English openstax.org

   Free organic chemistry textbook.

   For: College

5. PhET – Chemistry Multilingual phet.colorado.edu

   Simulations of atoms, molecules and reactions.

   For: Elementary schoolMiddle & high schoolCollege

6. LibreTexts – Chemistry English chem.libretexts.org

   Huge open chemistry library.

   For: College

7. Chemguide English chemguide.co.uk

   General, inorganic and organic chemistry explained.

   For: Middle & high schoolCollege

8. Master Organic Chemistry English masterorganicchemistry.com

   Clear guides to organic chemistry.

   For: Middle & high schoolCollege

9. Chemistry Steps English chemistrysteps.com

   Organic and general chemistry tutorials.

   For: Middle & high schoolCollege

10. Purdue – General Chemistry Help English chemed.chem.purdue.edu

    Topic reviews and tutorials from Purdue.

    For: Middle & high schoolCollege

11. Royal Society of Chemistry – Periodic Table English periodic-table.rsc.org

    Data, history and videos for every element.

    For: Middle & high schoolCollege

12. Ptable – Periodic table Multilingual ptable.com

    Interactive periodic table.

    For: Middle & high schoolCollege

13. ChemCollective – Virtual labs English chemcollective.org

    Run experiments safely in the browser.

    For: Middle & high schoolCollege

14. MolView English molview.org

    Draw molecules and view them in 3D.

    For: Middle & high schoolCollege

15. PubChem English pubchem.ncbi.nlm.nih.gov

    Open database of chemical compounds (NIH).

    For: CollegeGeneral public

16. MIT OCW – 5.111 Principles of Chemical Science English ocw.mit.edu

    Complete MIT course.

    For: College

17. Periodic Videos (YouTube) English youtube.com

    A video for every element (University of Nottingham).

    For: General public

18. Tyler DeWitt (YouTube) English youtube.com

    Friendly chemistry lessons for beginners.

    For: Middle & high school

19. The Organic Chemistry Tutor (YouTube) English youtube.com

    Hundreds of chemistry walkthroughs.

    For: Middle & high schoolCollege

20. Crash Course (YouTube) English youtube.com

    Includes chemistry and organic chemistry series.

    For: Middle & high schoolGeneral public

21. OpenStax – Chemistry: Atoms First 2e English openstax.org

    Free college textbook.

    For: College

22. ChemTube3D English chemtube3d.com

    3D animations of reactions and structures.

    For: Middle & high schoolCollege

23. NIST Chemistry WebBook English webbook.nist.gov

    Chemical and physical data from NIST.

    For: CollegeAdvanced

24. Virtual Textbook of Organic Chemistry (MSU) English www2.chemistry.msu.edu

    Classic free organic chemistry text.

    For: Middle & high schoolCollege

25. MIT OCW – 5.12 Organic Chemistry I English ocw.mit.edu

    MIT course materials.

    For: College

26. Open Yale – Freshman Organic Chemistry English oyc.yale.edu

    Yale video course.

    For: CollegeGeneral public

27. RSC Education English edu.rsc.org

    Free resources from the Royal Society of Chemistry.

    For: Middle & high schoolCollege

28. Avogadro Multilingual two.avogadro.cc

    Free, open-source molecule editor.

    For: Middle & high schoolCollege

29. NileRed (YouTube) English youtube.com

    Chemistry experiments, explained.

    For: General public