Jawaharlal Nehru Technological University Hyderabad 2007 B.E Chemical Engineering CHEMICAL TECHNOLOGY SET 1 - Question Paper

Code No: R05220803 Set No. 1
II B.Tech II Semester Supplimentary Examinations, Aug/Sep 2007
CHEMICAL TECHNOLOGY
(Chemical Engineering)
Time: three hours Max Marks: 80
ans any 5 ques.
All ques. carry equal marks
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1. (a) Write about end uses of chlorine.
(b) discuss the manufacture of sodium carbonate by any process with the help of
block diagram and mention reactions involved in it. [6+10]
2. (a) explain about purification of hydrogen.
(b) Draw a neat sketch of Linde double column and name its components. [8+8]
3. (a) Draw a neat flow diagram for sulphuric acid manufacture indicating the com-
ponents.
(b) provide the applications of alum. [10+6]
4. define the manufacture of Portland cement with neat block diagram. explain
the major engineering issues. [16]
5. (a) provide the bsic chemical reactions involved in the production of Phenol-Formaldehyde.
(b) explain the properties and uses of Phenol-Formaldehyde. [16]
6. (a) provide a brief account on the use of edible and essential oils as a chemical raw
material by the industry.
(b) explain the advantages and disadvantages of production oils by mechanical
and solvent extraction methods. [8+8]
7. (a) What is soap? How does it differ from detergent?
(b) discuss the mechanism of cleaning using cleaning agent like soap or detergent.
[8+8]
8. define the black liquor recovery. elaborate the by products of the black liquor
recovery plant? [16]
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Earning:   Approval pending.