If you're seeing this message, it means we're having trouble loading external resources for Khan Academy.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.


Organic chemistry

Sal and Jay cover topics covered in college organic chemistry course. Basic understanding of basic high school or college chemistry assumed (although there is some review).
Community Questions
Alkanes and cycloalkanes
naming alkanes and cycloalkanes, conformations of alkanes and cycloalkanes, and free radical reactions


In this tutorial, Sal draws Newman projections and also explains chair and boat conformations for cyclohexane.

Naming alkanes, cycloalkanes, and bicyclic compounds

Do you speak the language of organic chemistry? In this tutorial, Jay shows you how to be fluent in naming alkanes, cycloalkanes, and bicyclic compounds.

Free radical reaction

In this tutorial, Sal introduces free radical reactions by showing the reaction of methane with chlorine.