A. Removal of sulphur
B. Improvement of smoke point
C. Reduction of breathing loss
D. Improvement of viscosity index
Correct Answer: Removal of sulphur ✔
Last Updated: March 02, 2019
Related MCQs
- Which is the most desirable component of a good quality kerosene ?
- Petroleum is believed to have originated from __________ sources?
- LSHS is a type of furnace oil, which__________?
- The yield of straight run LPG from crude oil is about __________ weight percent?
- Performance number of a liquid fuel is related to its __________?
- Petroleum coke is used mainly in the __________ ?
- Octane numbers of motor gasoline used in India and America are respectively__________?
- Which one is preferred for aircraft engine ?
- hich of the following is the most suitable feed for platforming process (reforming) ?
- The condensate obtained on compression of wet natural gas is termed as__________?
- In catalytic alkylation, higher iso-butane to olefin ratio gives__________?
- Solvent used in Edeleanu process is__________?
- Reid vapour pressure of gasoline is the measure of its__________?
- Pick out the correct statement about catalytic polymerisation ?
- Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene ?
- Cetane number of diesel used in trucks may be about __________?
- With increase in density, the viscosity of petroleum products __________?
- Visbreaking process is used mainly for making__________?
- Mercaptans are added to liquefied petroleum gas (LPG) to __________ ?
- Research octane number refers to the__________?
- Which of the following is used as a catalyst in fluidised bed catalytic cracking ?
- Aniline point is the __________?
- Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatization by liquid SO2 extraction (Edeleanu process), its smoke point may become __________ mm?
- Smoke point of a test sample of kerosene is found to be 15 mm. On removal of __________ from it, the smoke point rises to 25 mm?
- The most commonly used feed stock for the reforming reactor is __________?
- Crude oils containing more than __________ kg of total salts (expressed in terms of NaCl) per thousand barrel is called a ‘salty crude’ ?
- Octane number of gasoline is a measure of its__________?
- In Hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen__________?
- Alkylation__________?
- Illuminating characteristics of kerosene is expressed by its__________?
- Pressure maintained in the high pressure primary tower of a three stage crude oil distillation system is about __________ kg/cm2?
- Crude oil produced by Indian oil fields are predominantly __________ in nature?
- Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol?
- Which of the following has the lowest flash point of all ?
- High aniline point of diesel indicates that, it __________?
- Flash point of motor gasoline may be around __________ °C?
- Which of the following has the highest viscosity of all (at a given temperature) ?
- Viscosity index of a lubricating oil__________?
- Fuel oil is subjected to visbreaking to reduce its__________?
- Both asphalt and wax are produced by __________ base crude oils?
- __________ converts n-paraffins to i-paraffins ?
- A petroleum well is called ‘dry’, if it contains __________?
- In solutizer sweetening process, solutizer solution used is__________?
- Solvent used in the deasphalting process is __________?
- Cetane number of high speed diesel must be ≥__________?
- Boiling range of motor gasoline is an indication of the __________?
- Furfural solvent extraction is used for upgrading (by dissolving aromatics) ?
- Which of the following has the highest octane number ?
- Which of the following processes consumes hydrogen ?
- Catalyst used in catalytic reforming is__________?
- Penetration test determines the __________ of the grease?