Chapter 11 introduces the reader to Organometallic Compounds. It addresses the principles and concepts associated with Organometallic Compounds. Also, it discusses the reactions of Organometallic Compounds, methods of syntheses of Organometallic Compounds, and the mechanisms associated with reactions of Organometallic Compounds. The Chapter discusses the physical and chemical properties of Organometallic Compounds and the nomenclature of Organometallic Compounds.