A. Silica-alumina
B. Silica gel
C. Vanadium pentoxide
D. Nickel
Correct Answer: Silica-alumina ✔
Last Updated: March 02, 2019
Related MCQs
- For gasoline, the flash point (<50°C) is determined by the__________?
- Main constituent of natural gas is__________?
- Crude oil is subjected to vacuum distillation in the last stage, because__________?
- Mercaptans are__________?
- Aniline point test of an oil qualitatively indicates the __________ content of an oil?
- Pour point and freezing point is equal for__________?
- Hydrogen content in petroleum products varies from 12 to 15% (by weight). As a result the difference between gross and net heating value of petroleum fuels varies in the range of __________ kcal/kg?
- The characterisation factor of a crude oil is calculated as 12.5. It means that; it is__________?
- Solution used in Doctor’s treatment for the removal of mercaptans is__________?
- Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is__________?
- Straight run petrol as compared to methyl/ethyl alcohol has__________?
- __________ test is done to find out the softening point of bitumen?
- In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process?
- Which of the following processes in oil refinery does not employ „cracking‟?
- Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses __________ as catalyst?
- Diesel index is defined as__________?
- Carbon/hydrogen ratio (by weight) is maximum (out of following) for__________?
- Stabilisation of gasoline (petrol) means __________?
- Naphthenic acid is represented by __________?
- Bottom product of atmospheric pressure crude oil distillation column is termed as__________?
- Smoke point of kerosene expresses its__________?
- Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of __________?
- Removal of light fractions from crude oil is called its __________?
- Which of the following is used as a solvent in deasphalting of petroleum products ?
- The catalytic cracking of heavier petroleum fraction is done to produce mainly__________?
- Hydrofining is the most recent and effective method for the__________ ?
- 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 __________?