Annamalai University 2007 B.Sc Chemistry APPLIED - II - Question Paper

Maximum : 100 Marks
ans ALL ques..
All ques. carry equal marks.
UNIT - I
1. (a) Mention the classification of filters. (4)
(b) elaborate the methods for drying organic
solids ? (6)
2. (a) What is the importance of fractional
distillation ? (4)
(b) explain the working of rotary driers. (6)
(c) discuss the principle of
(i) Extractive distillation.
(ii) Vacuum filtration. (10)
UNIT - II
3. (a) What is load cell displacement ? (4)
4. (a) elaborate the static characteristics of
measuring instruments ? (4)
(b) define the technique of using electrical
energy to measure pressure. (6)
(c) Write an account of data logging system.
(10)
UNIT - III
5. (a) elaborate the guidelines to be followed
to handle hazardous substances. (4)
(b) How are damages minimized ? (6)
(c) Enumerate the various types of fire
controlling methods. (10)
(OR)
6. (a) How are flammable substances handled ?
(4)
(b) List the kinds of fires and their handling.
(6)
(c) explain the methods of analysis of
hazardous chemicals. (10)
10. (a) How are particulates controlled ? (4)
(b) explain the measures for control of .CO.
pollution. (6)


UNIT - IV
7. (a) elaborate the different segments of
environment ? (4)
(b) Write about particulates. (6)
(c) provide an account of hydrological cycle
and oxygen cycle. (10)
(OR)
8. (a) What is eutrophication ? (4)
(b) define nitrogen cycle. (6)
(c) elaborate the effects of pollution of water
streams ? (10)
UNIT - V
9. (a) How are solid wastes disposed - off ?
(4)
(b) define the characteristics of sewage.
(6)
(c) provide an account of radioactive waste
disposal. (10)
(OR)
(c) How is absolute alcohol prepared from
rectified spirit ? (10)
(OR)
(b) discuss the theory of flow measurements.
(6)
(c) (i) define the use of flow charts in
data records.
(ii) Write a brief note on mass flow
meter. (5 + 5)
(OR)
(c) Write an account on disposal of liquid
wastes and gaseous wastes. (10)

Earning:   Approval pending.