Chemical Engineering - Petroleum Refinery Engineering

36. 

Performance number of a liquid fuel is related to its

A. wax content
B. spontaneous ignition temperature
C. knocking tendency
D. sulphur content

Answer: Option B

Explanation:

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37. 

Naphtha yield in straight run distillation of crude oil may be about __________ percent.

A. 2
B. 6
C. 12
D. 18

Answer: Option B

Explanation:

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38. 

Mercapsol and Unisol processes are meant for the

A. dearomatisation of kerosene
B. removal of mercaptans
C. dewaxing
D. decoloration

Answer: Option B

Explanation:

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39. 

Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is

A. propane.
B. diethylene glycol.
C. aqueous solution (10% water) of diethylene glycol.
D. methyl ethyl ketone (MEK).

Answer: Option C

Explanation:

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40. 

Which of the following is the most suitable feed for platforming process (reforming) ?

A. Olefinic hydrocarbon
B. Naphtha
C. Fuel oil
D. Atmospheric residue

Answer: Option A

Explanation:

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