Introduction and Outline
Self‐Associates
Pentacoordinate Anionic Compounds
Pentacoordinate Intermolecular Neutral Compounds
Pentacoordinate Intramolecular Neutral Germanium Compounds
Pentacoordinate Intramolecular Neutral Tin and Lead Compounds
Pentacoordinate Cationic Compounds
Hexacoordinate Anionic Compounds
Hexacoordinate Neutral Compounds
Hexacoordinate Cationic Tin Compounds
Acknowledgments