§12.1 The general properties of the s-block elements §12.2 The elementary substances §12.3 The properties of the alkali and alkaline earth compounds §12.4 The particularity of Li and Be The diagonal relationship
§11.2 Chemical Bonding Theory in Complexes §11.1 Configurations and Magnetism of Coordination Compounds 11.2.1 Valence Bond Theory 11.2.2 Crystal Field Theory *11.2.3 Molecular Orbital Theory