Analytical Chemistry

Paper Code: 
CHY- 414
Credits: 
3
Contact Hours: 
45.00
Max. Marks: 
100.00
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+ and 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

 

 

Essential Readings: 
  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,  WardsworthPublishing 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, InternationalPublisher, 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.
References: 

 

 

Academic Year: 
2019-2020
  • Printer-friendly version
  • PDF version