Table of Contents

Non-Conventional Lewis Acids and Bases in Frustrated Lewis Pair Chemistry.- Triphosphine Ligands: Coordination Chemistry and Recent Catalytic Applications.- Sigma Bonds as Ligand Donor sites in Transition Metal Complexes.- The Covalent Bond Classification Method and its Application to Compounds that Feature Three-Centre Two-Electron Bonds.- Co-ordination of Lewis acids to transition metals : Z-type ligands.