DISTANCE EDUCATION
M.Sc. (Chemistry) DEGREE EXAMINATION, MAY 2017.
APPLIED CHEMISTRY
(2008 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
Each question carries 20 marks.
20 100)
1. Explain the term green house effect?
Describe in detail the methods of waste water
treatment.
How are the environment polluted by pesticides?
2. What is meant by corrosion of metals? Describe the
methods to control the corrosion?
Discuss the principles, advantages and limitations
of electroless plating.
3. Discuss the emulsion and Pearls polymerization
techniques.
Write note on fire retardant.
What is initiator? Explain the different types of
initiator.
4. Explain the synthesis of nanomaterials by chemical
vapour deposition technique.
Illustrate the characterization of nanoparticles by
XRD, XPS and SEM.
Sub. Code
24
DE-666
2
SER
5. What is journal? What are the various sources?
How are the abstracts collected using internet?
Using computer how does calculate the standard
deviation and correlation coefficient?
6. What is TG/DTA analysis? How does it useful to
characterize the nanoparticles?
Write note on biodegradable polymers.
Sketch and explain the pourbaix diagram of water
system.
7. What is electroforming? Discuss the principles and
application of electroforming.
What is anodizing? Discuss elaborately principles
and various types of anodizing with suitable
examples.
8. Discuss the various sources and effects of water
pollution.
Compare the nanoparticles size determination
results using SEM, AFM and XRD and
mention which method is more reliable.