To learn the structure and nature of bonding in metal carbonyls and nitrosyls, vitality of metal ions in biosystems and basics of organometallic chemistry.
Definition, nomenclature and classification of organometallic compounds; general characteristics, preparation, properties, bonding and applications of alkyls and aryls of Li, Al, Hg, Sn and Ti; metal ethylenic complex – Zeise’s salt (brief idea)l, Hydrogenation and polymerization of alkene of transition metal complex (an elementary concept).
Introduction to π acceptor ligands; definition, classification, general methods of preparation, structure and nature of bonding in metal carbonyls (mononuclear carbonyls only).
Metal nitrosyls: preparation, structure and nature of bonding.
The biological role of metal ions- Na, K , Ca, Mg, Zn. Metalloporphyrins with special reference to haemoglobin and myoglobin.
Types, comparison with organic polymers, synthesis, structural aspects and applications of silicones, phosphazenes, and tetrasulphur tetranitride.
Classification, condensation and addition polymerizations – mechanism of free radical, cationic, anionic addition polymerization; Ziegler-Natta catalyzed reactions, stereochemistry and kinetics; vinyl polymers (PVC, poly vinyl acetate, polystyrene), teflon, urea-formaldehyde resin and phenol-formaldehyde resins, polyurethanes; synthetic fibres– nylon-66, nylon-6, polyester, polyacrylic fibres; plasticizers; natural and synthetic rubber, vulcanization.