This is the second quarter of the organic chemistry series. Topics covered include: Fundamental concepts relating to carbon compounds with emphasis on structural theory and the nature of chemical bonding, stereochemistry, reaction mechanisms, and spectroscopic, physical, and chemical properties of the principal classes of carbon compounds. Index of Topics: 00:57 - Radical Substitution of Benzylic and Allylic Hydrogens 05:05 - Stereochemistry of Radical Reactions 13:10 - Radical Addition of HBr to an Alkene 24:57 - Radical Initiators 26:12 - The Peroxide Effect 30:06 - Autooxidation 37:46 - Preventing Autooxidation: Addition of Antioxidants (Free-Radical Scavengers) 39:20 - Conjugation