Organometallics, Bio-inorganic and Polymers

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Paper Code: 
CHY- 601
Credits: 
02
Contact Hours: 
2.00
Max. Marks: 
100.00
Objective: 

To learn the structure and nature of bonding in metal carbonyls and nitrosyls, vitality of metal ions in biosystems and basics of organometallic chemistry.

7.00
Unit I: 
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). Hydrogenation and polymerization of alkene of transition metal complex (an elementary concept).

 

6.00
Unit II: 
Metal Carbonyls and Nitrosyls

Introduction to π acceptor ligands; definition, classification, general methods of preparation, properties, structure and nature of bonding in metal carbonyls (mononuclear carbonyls only).

Metal nitrosyls: preparation, structure and nature of bonding.

5.00
Unit III: 
Bio-inorganic Chemistry

The biological role of metal ions- Na, K (Sodium potassium pump), Ca, Mg (Chlorophyll structure and function), Zn (Carboxypeptidase and Carbonic anhydrase- structure and function), Metalloporphyrins with special reference to haemoglobin and myoglobin.

 

6.00
Unit IV: 
Polymers-I

Types, comparison with organic polymers, synthesis, structural aspects and applications of silicones, phosphazenes, and tetrasulphurtetranitride.

 

6.00
Unit V: 
Polymers-II

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, polyacrylicfibres; plasticizers; natural and synthetic rubber, vulcanization.

References: 
  1. Organometallic Chemistry: A Unified Approach; Second Edition;  R.C. Mehrotra and A.Singh; New Age International Private Limited, New Delhi, 2005.
  2. Inorganic Chemistry; Third Edition; D.F. Shriver and P.W. Atkins; Oxford University Press, New York, 1999.
  3. Polymers; David Walton and Philip Lorimer; Oxford Science Publication, 2000.
  4. Introduction to Polymers; R.J. Young and P.A. Lovell; Nelson Thornes, United Kingdom, 2004.
  5. Inorganic and Organometallic Polymers; Vadapalli Chandrasekhar, Springer, Berlin Heidelberg, New York, 2005.

 

Academic Year: 
2018-2019