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- Question
Mercapsol and Unisol processes are meant for the
Options- A. dearomatisation of kerosene
- B. removal of mercaptans
- C. dewaxing
- D. decoloration
- Correct Answer
- removal of mercaptans
- 1. Solvent used in Edeleanu process is
Options- A. furfural
- B. propane
- C. liquid SO2
- D. phenol Discuss
- 2. In solutizer sweetening process, solutizer solution used is
Options- A. methanol in Unisol process.
- B. naphthenic acid in Mercapsol process.
- C. both (a) and (b).
- D. neither (a) nor (b). Discuss
- 3. Pick out the correct statement about catalytic polymerisation.
Options- A. H2SO4 polymerisation process gives gasoline rich in unsaturates.
- B. In H2SO4 polymerisation, H3PO4 is always used with 2% steam to prevent meta & ortho H3PO4 formation, which are inactive.
- C. both (a) and (b)
- D. neither (a) nor (b) Discuss
- 4. Which one is preferred for aircraft engine?
Options- A. High viscosity index lube oil.
- B. Low viscosity index lube oil.
- C. High freezing point aviation fuel.
- D. None of these. Discuss
- 5. Molecular weight of crude oil is in the range of
Options- A. 100-120
- B. 230-250
- C. 450-550
- D. 600-850 Discuss
- 6. Name the endothermic reaction out of the following:
Options- A. Catalytic cracking.
- B. Hydrocracking.
- C. Dehydrogeneration of naphthene to produce aromatic.
- D. Catalytic polymerisation. Discuss
- 7. Both asphalt and wax are produced by __________ base crude oils.
Options- A. naphthenic
- B. asphalt
- C. paraffin
- D. mixed Discuss
- 8. Petroleum coke is commercially produced by the __________ process.
Options- A. hydrocracking
- B. visbreaking
- C. fluid catalytic cracking
- D. delayed coking Discuss
- 9. High aniline point of diesel indicates that, it
Options- A. is highly aromatic.
- B. has a large ignition delay.
- C. is highly paraffinic.
- D. has a low diesel index. Discuss
- 10. Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene?
Options- A. Reforming
- B. Pyrolysis
- C. Alkylation
- D. Hydrocracking Discuss
Petroleum Refinery Engineering problems
Search Results
Correct Answer: liquid SO2
Correct Answer: both (a) and (b).
Correct Answer: In H2SO4 polymerisation, H3PO4 is always used with 2% steam to prevent meta & ortho H3PO4 formation, which are inactive.
Correct Answer: High viscosity index lube oil.
Correct Answer: 230-250
Correct Answer: Dehydrogeneration of naphthene to produce aromatic.
Correct Answer: mixed
Correct Answer: delayed coking
Correct Answer: is highly paraffinic.
Correct Answer: Reforming
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