Analytical Chemistry

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M.Sc. PREVIOUS, ANALYTICAL
CHEMISTRY
PAPER-IV
1.
MAX: MARKS: 100
BASIC CONCEPTS OF ANALYSIS
Introduction to analytical Chemistry, analytical process: Defining the problem,
sampling, handling the sample, performing necessary chemical separations,
performing the measurement, calculation and interpretation of the measurement
2.
ERRORS AND DATA HANDLING
Determinate and indeterminate errors, significant figures, rounding off, accuracy
and precision, arithmetic means, medians, average deviation, standard deviation,
confidence limit, testing for significance, Q-test, T-test, correlation coefficient
3.
GRAVIMETRIC ANALYSIS
General principle, steps of gravimetric analysis: Solution preparation,
precipitation, digestion, washing, filtration, drying and ignition of precipitates,
calculation, applications of gravimetric analysis.
4.
PHYSICOCHEMICAL BASIS OF REACTIONS IN AQUEOUS SOLUTION
Introduction, types of chemical reactions, chemical equilibrium, equilibrium
constants, factors effecting equilibrium constants, Law of mass action, LeChatelier principle and its applications.
a)
ACID-BASE EQUILIBRIA
Ionization, ionization constants, activity coefficient, pH measurements
and calculations, pH of an acid and base, , strong and weak acid base
titration’s common ion effect, indicators, titration curves, buffer solution
and buffer capacity.
b)
REDOX-EQUILIBRIA
Theory of oxidation and reduction, redox titration’s, indicators, titration
curves.
c)
COMPLEXATION EQUILIBRIA
1
Theory, complex-forming reagents, complex formation constants,
cheletes, EDTA equilibria, EDTA titration curves, indicators.
d)
PRECIPITATION EQUILIBRIA:
Solubility, factors effecting solubility, solubility product constant,
precipitation titration’s, Indicators.
5.
6.
SEPARATION TECHNIQUES
a)
Solvent extraction: General principle and terminology of solvent
extraction, experimental techniques, important experimental variables, and
metal extraction system.
b)
Chromatography: Principles of chromatography, classification, techniques
of chromatography (column, ion exchange, size exclusion, and thin layer
chromatography.
BASIC CONCEPTS OF ELECTRO-ANALYTICAL TECHNIQUES
Principle, instrumentation and applications of potentiometry and polarography.
I
7.
INTRODUCTION TO SPECTROSCOPIC METHODS OF ANALYSIS
Introduction: The nature of electromagnetic radiation as waves (general nature,
diffraction, dispersion, refraction, reflection, scattering, polarization). Quantum
mechanical properties (photoelectric effect, absorption and emission of radiation
by atoms and molecules). Electromagnetic spectrum, Beer’s and Lambert laws,
deviations from Beer’s law, instrumentation and applications of uv-vis
spectroscopy.
Reference Books For M.Sc. Previous Analytical Chemistry
1.
Analytical Chemistry An introduction 7”’ edition), By Skoog Holler. Edition
2000.
2.
Analytical Chemistry R. M. Verma CBS publications India.
3.
Analytical Cbemistry,5 edition, By G.D. Christian, John Wiley & Sons, lnc.,
1994.
4.
Analytical Spectroscopy by Bensal K.
5.
Instrumental method of Analysis: by H. Bauer,
6.
Principles of analytical Chemistry (A textbook) by Valcarcel.
2
7.
Principles of Instrumental Analysis,6tt edit By Skoog /HolIerl Nieman &
Sounders College Publishing Company.
8.
Problem solving in Analytical Chemistry by Crawford. K.
9.
Quantitative Analysis by Day & Underwood.
10.
Textbook of quantitative Inorganic Chemistry by A.l Vogel.
M.Sc. PREVIOUS, ANALYTICAL CHEMISTRY
PRACTICAL-IV
MAX: MARKS: 50
1
Calibration of common apparatus / glass wares and basic techniques.
2
Determination of Sulphate in the given sample gravimetrically.
3
Determination of calcium as calcium oxalate gravimetrically.
4
Preparation and standardization of sodium hydroxide solution and titration
of hydrochloric acid.
5
Preparation and standardization of sodium thiosulphate solution with a
primary standard reagent.
6.
Analysis of commercial Hypochlorite solution lodometrically.
7.
Analysis of hydrogen peroxide Iodometrically.
8.
Determination of calcium and magnesium in the given sample with EDTA
volumetrically.
9.
Preparation of standard potassium permanganate solution and titrimetric
determination of iron.
10
Determination of potassium permanganate in the given sample by
spectrophotometry.
11.
Determination of nitrate-nitrogen in water sample by spectrophotometry.
12.
Determination of lead spectrophotometrically using solvent extraction.
13
Separation of metal ions (Nickel, copper, Zinc and Cobalt and determination
of Rf values by Thin Layer Chromatography.
3
14
Separation of metal ions and amino acids by paper chromatography.
15
Separation of dyes by column chromatography.
16
Conductometric titration of strong acid-base.
17
Determination of chloride in water volumetrically.
4
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