Chemical Engineering - Petroleum Refinery Engineering

31.
Which of the following is the easiest to crack?
Paraffins
Olefins
Naphthenes
Aromatics
Answer: Option
Explanation:
No answer description is available. Let's discuss.

32.
Flash point of a liquid petroleum fuel gives an idea about its
volatility.
explosion hazards characteristics.
nature of boiling point diagram.
all (a), (b) and (c)
Answer: Option
Explanation:
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33.
Clay treatment of petroleum products
decolorises & stabilises cracked gasoline.
desulphurise straight run gasoline & kerosene.
adsorb arsenic from feedstock to catalytic reforming.
all (a), (b) & (c).
Answer: Option
Explanation:
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34.
Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has
high pour point and low smoke point.
low viscosity index.
high self-ingnition temperature.
all (a), (b) and.(c).
Answer: Option
Explanation:
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35.
Catalyst used in isomerisation process is
H2SO4
H3PO4
HF
AlCl3
Answer: Option
Explanation:
No answer description is available. Let's discuss.