PTU Punjab Technical University B-Tech May 2019 Question Papers 6th Semester Petroleum Engineering
Total No. of Pages : 02
Total No. of Questions : 09
B.Tech.(Petroleum Refinary Engineering) (2013 Batch) (Sem.?6)
PETROCHEMICALS
Subject Code : BTPC-602
M.Code : 74038
Time : 3 Hrs. Max. Marks : 60
INSTRUCTIONS TO CANDIDATES :
1.
SECTION-A is COMPULSORY consisting of TEN questions carrying T WO marks
each.
2.
SECTION-B contains FIVE questions carrying FIVE marks each and students
have to attempt any FOUR questions.
3.
SECTION-C contains T HREE questions carrying T EN marks each and students
have to attempt any T WO questions.
SECTION-A
1.
Answer briefly :
a) Give two applications of styrene.
b) List out two chemicals derived from C1 & C2 Hydrocarbons.
c) What do you mean by LEL and HEL? What is ignition temperature?
d) What are the process parameters for alkylation?
e) State the 3 methods of polymerization.
f) Write down the health hazards of polyurethane.
g) Give the broad classification of three categories of Petrochemicals.
h) Write down the chemical reaction for production of nylon.
i) Write down two important properties of ABS.
j) What are chemicals obtained from C4 hydrocarbon? Give uses of any two.
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SECTION-B
Q2.
Discuss the utility of alkylation and isomerisation in petroleum industry and explain
alkylation with neat flow sheet.
Q3.
Describe the method of manufacturing of vinyl chloride. Also discuss its industrial
applications.
Q4.
List the various petrochemicals from methane. Also give their industrial application.
Q5.
Describe with neat flow sheet the manufacturing process of ethylene.
Q6.
Discuss with a neat flow sheet the conversion of ethyl benzene to styrene.
SECTION-C
Q7.
Write short notes on the following :
a) Difference between thermoplastics and thermosetting resins.
b) Explain any one of isomerisation process with flow chart and reactions involved in it
Q8.
Describe in brief the process of manufacture of PVC, with its properties.
Q9.
What are the reactions involved in the production of BTX? What are the various
derivatives obtained from Benzene?
NOTE : Disclosure of identity by writing mobile number or making passing request on any
page of Answer sheet will lead to UMC against the Student.
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This post was last modified on 04 November 2019