GTU BE 7th Semester 173501 Chemical Process Technology Summer 2018 Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE – SEMESTER ?VII (OLD) – EXAMINATION ? SUMMER 2018
Subject Code:173501 Date:05/05/2018
Subject Name:Chemical Process Technology
Time:02:30 PM to 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) Write a short note on catalytic reforming. 07
(b) Explain municipal water treatment process with a neat flow diagram. 07

Q.2 (a) Write in brief about nitrobenzene. 07
(b) Explain manufacturing process of methanol from syn gas with a neat flow
diagram.
07
OR
(b) Explain the manufacturing process of butadiene from n-butadiene with neat
flow diagram
07

Q.3 (a) Describe manufacturing process of acetic acid. List out major engineering
problems.
07
(b) Explain manufacturing process vinyl chloride with a neat flow diagram. 07
OR
Q.3 (a) Explain process to manufacture water gas from coal with a neat flow diagram. 07
(b) Explain crude distillation in detail. 07

Q.4 (a) Write a note on pthalic anhydride 07
(b) Explain manufacturing process of phosphoric acid with a neat flow diagram. 07
OR
Q.4 (a) Describe manufacturing process of Ethylene. List out major engineering
problems.
07
(b) Explain manufacturing process soda ash with a neat flow diagram. 07

Q.5 (a) Describe manufacturing process of Sulphuric Acid. List out major engineering
problems.
07
(b) Write a note on industrial water processing. 07
OR
Q.5 (a) Write a short note on natural gas. 07
(b) Explain manufacturing process of aniline from benzene with a neat flow
diagram.
07
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