6.1 Electron-deficient multi-center bonds and electron-deficient molecules 6.2 Chemical bonds in the coordination compounds 6.3 Ligand Field Theory (LFT) 6.4 π- back Bonding (π-馈键) 6.5 Metal cluster 6.6 Carbon clusters 6.7 Hydrogen Bonding
§1 Treatment of variation method for the H2+ ion §2 Molecular orbital theory and diatomic molecules §3 Valence bond(VB) theory for the hydrogen molecule and the comparison VB theory with Molecular Orbital theory(MO)
§1 Symmetry elements and symmetry operations §2 Groups and group multiplications §3 Point groups, the symmetry classification of molecules §4 Application of symmetry
2.1 The Schrödinger equation and its solution for one-electron atoms 2.2 The physical significance of quantum numbers 2.3 The wave function and electron cloud 2.4 The structure of many electron atoms (multi-electron atoms) 2.5 Atomic spectra and spectral term