Of Part A.- 1. Chemical Bonding and Molecular Structure.- 1.1. Valence-Bond Approach to Chemical Bonding.- 1.2. Bond Energies, Lengths, and Dipoles.- 1.3. Molecular Orbital Theory.- 1.4. Hückel Molecular Orbital Theory.- General References.- Problems.- 2. Stereochemical Principles.- 2.1. Enantiomeric Relationships.- 2.2. Diastereomeric Relationships.- 2.3. Dynamic Stereochemistry.- 2.4. Prochiral Relationships.- General References.- Problems.- 3. Conformational and Other Steric Effects.- 3.1. Steric Strain and Molecular Mechanics.- 3.2. Conformations of Acyclic Molecules.- 3.3. Conformations o.