www.nagarjunauniversity.ac.in Acharya Nagarjuna University : Msc Analytical Chemistry Model Question Paper

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MODEL QUESTION PAPER
M.Sc.(FINAL) ANALYTICAL CHEMISTRY
PRINCIPLES AND TECHNIQUES IN CLASSICAL ANALYSIS
III SEMESTER PAPER(C.Anl 3.1)

UNIT-1
1. Write a short note on Mixed and Universal Indicators. 3M
Or
Discuss the applications of Sn(II) in reduction reactions.
2. Give a detail account on Mn(III) and Mn(VII) oxidizing agents and their applications. 7M
Or
Explain the preparation of Karl-Fischer reagent and its use in estimation of moisture content with an example.
3.Discuss iodometry and iodimetry. 10M
Or
Explain the principles involved in neutralization of acids and bases .write a detailed account on neutralisation of strong acid and weak base.

http://www.nagarjunauniversity.ac.in...mscchemmqp.pdf

UNIT-II
4.Write a short note on action of adsorbtion indicators. 3M
Or
Explain the role of indicators in complexometric titrations.
5.write a note on Silver Cyanide titrations. 7M
Or
Explain the theoretical principles involved in argentometric titrations.
6.Discuss Non Aqueous titrations 10M
Or
Explain the theoretical principles involved in Complexometric titrations and its applications.

UNIT-III
7. Explain the structural requirements of organic precipitants. 3M
Or
Write a short note on sodium tetra phenyl boron
8. Write a short notes on Purity of the precipitates and discussmethods involved in the 7M elimination of impurities.
Or
Explain the applications of oxine as an organic precipitant.
9. Explain the following 10M
i) Selectivity, Sensitivity & Masking 5M
ii) Nucleation &Crystal growth 5M
or
Explain Homogeneous precipitation.

UNIT-IV
10. Write about single point method. 3M
Or
Discuss briefly the kinetics of chemical reactions.
11. Explain the following methods involved in determination of rates of reaction 7M
i) Differential Methods
ii) Integral Method.
Or
Give a brief account on Induced Reactions.
12. Discuss the kinetics of Enzyme Catalysed reactions. 10M
Or
Explain the following factors effectring the rate of enzyme catalysed reactions.