DISTANCE EDUCATION
M.Sc. (Chemistry) DEGREE EXAMINATION,
DECEMBER 2017.
APPLIED CHEMISTRY
(2008 onwards)
Time Three hours Maximum 100 marks
Answer any FIVE questions.
Each question carries 20 marks.
x 20 100)
1. What is meant by green house effect? Write their
sources and effects.
List out the methods of pretreatment of waste
water.
How is radio active pollution prevented?
2. Name some chemical tests which are carried out in
water analysis. Discuss briefly any two chemical
tests.
Write down the ill effects of acid rain.
What is air pollution? Write their sources. Discuss
their effects.
Sub. Code
24
DE-2968
2
SP 5
3. Discuss briefly general classification of corrosion
control methods.
Write short notes on
Passivity and
Corrosion inhibitors.
Give the principle and applications of electro
forming.
4. Describe briefly the principle and advantages of
electroless platting. Write down their limitations.
Explain different types of corrosion methods.
Outline the principle and mechanism of composite
coating.
5. What are initiators? Explain their types and
efficiency with examples.
Write short notes on,
Emulsion Polymerization and
Suspension Polymerization.
Write down the mechanism of cationic and anionic
Polymerization.
6. What are XRD and XPS? How could be used for the
characterization of the nanoparticles.
Discuss in detail the bio-degradable polymers.
How can you synthesize the nanomaterials by
combustion method?
DE-2968
3
SP 5
7. Describe any two chemical methods to synthesis of
nanoparticles.
How can nano materials be characterised by TGA
and DTA methods.
What is sputtering?
8. Write a computer programme (BASICA or to
calculate the pH and solubility product.
Discuss the term, "internet service providers".
Explain the terms used in internet,
Band width and
Dial-up service.