Preface
Part I. Theory and Two-Electron Systems: 1. Introduction
2. H2 and localised orbitals
3. H2 and delocalised orbitals
4. Three electrons in doublet states
5. Advanced methods for larger molecules
6. Spatial symmetry
7. Varieties of valence bond treatments
8. The physics of ionic structures
Part II. Examples and Interpretations: 9. Selection of structures and arrangement of bases
10. Four simple three-electron systems
11. Second row homonuclear diatomics
12. Second row heteronuclear diatomics
13. Methane, ethane and hybridization
14. Rings of hydrogen atoms
15. Aromatic compounds
16. Interaction of molecular fragments
Appendix
Bibliography.