Analytical Chemistry

Paper Code: 
CHY-414
Credits: 
3
Contact Hours: 
45.00
9.00
Unit I: 
Basic Analytical Techniques I
Potentiometry– Basic concepts and Applications in Acid-base titrations, oxidation-reduction titrations, precipitation titrations and complexometric titrations.
Electrogravimetry- Basic concept: current density, polarization, decomposition voltage, electrolysis at constant current and constant voltage and its basic applications.
Coulometry- Basic concepts: constant current coulometry, constant potential coulometry, applications in neutralization titration, precipitation titration, oxidation- reduction titration.
9.00
Unit II: 
Basic Analytical Techniques II
Polarography – introduction, polarographic measurement, half wave potential, residual current, migration current, diffusion current, Ilkovic equation, polarographic cell and droping mercury electrode. Precautions and advantages, applications in quantitative and qualitative analysis.
 
Polarimetry- polarization of light, optical activity, angle of rotation, specific rotation, measurement of rotatory power (instrumentation), application of polarimetry in quantitative and qualitative analysis.
 
Solvent extraction-  distribution law, process of extraction (liquid- liquid, solid-liquid), techniques for solvent extraction, classification and applications.
9.00
Unit III: 
Optical Methods of Analysis
Pre requisite: Lambert and Beer law, verification, derivation, signification of λmax and molar absorptivity, theory of fluorescence and phosphorescence.
 
Spectrophotocolorimetry: single beam and double beam spectrophotometers, functions of the components, applications.
Atomic absorption spectroscopy: principle, instrumentation, spectral interferences and chemical interferences in atomic absorption spectroscopy, applications in quantitative analysis (analysis of Zn2+, Cu2+, Pb2+).
Flame photometry: principle, instrumentation, interferences in flame photometry, applications in quantitative analysis. Comparison of atomic absorption and flame emission spectroscopy.
9.00
Unit IV: 
Chromatographic Separations I

General description and classification of chromatographic methods, thin layer, paper and column chromatographic techniques and their simple applications, Rf-values and their significance, elution in column chromatography, migration rates of solutes, band broadening and column efficiency, column resolution.

9.00
Unit V: 
Chromatographic Separations II

Principle, instrumentation, and applications of gas chromatography, high performance liquid chromatography and ion exchange chromatography.

References: 
  1. A Test book of Quantitative Inorganic Analysis (Rev. by GH Jeffery and others) Fifth Ed.; Vogel, Arthur I, The English Language Book Society of Longman
  2. Instrumental Methods of Analysis, Seventh Ed.; Willard, Hobert H. et. al,  Wardsworth Publishing Company, Belmont, California, USA, 1988.
  3. Analytical Chemistry, Sixth Ed., Christian, Gary D, New York- John Willy, 2004.
  4. Exploring Chemical Analysis, Second Ed.; Harris, Daniel C, New York, W.H. Freeman, 2001.
  5. Basic Concepts of Analytical Chemistry; Khopkar, S.M.,  New Age, International Publisher, 2009.
  6. Principles of Instrumental Analysis; Skoog, D.A. Holler F.J. and Nieman, T.A., Thomson Asia Pvt. Ltd. Singapore.
  7. Laboratory Hand Book of Chromatographic & Allied Methods; Mikes, O. & Chalmes, R.A., Elles Harwood Ltd. London.
  8. Analytical Chemistry – Methods of separation; Ditts, R.V.

 

Academic Year: 
2015-2016
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