A. Catalytic cracking
B. Catalytic reforming
C. Hydrotreating
D. Alkylation
Related Mcqs:
- Aromatics have the highest ________________ of all the hydrocarbons of same carbon atoms?
A. Smoke point
B. Octane number
C. Cetane number
D. Viscosity - Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene ?
A. Reforming
B. Pyrolysis
C. Alkylation
D. Hydrocracking - 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) - 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?
A. 600-750
B. 250-350
C. 1000-1500
D. 2000-2500 - Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has__________________?
A. High pour point and low smoke point
B. Low viscosity index
C. High self-ignition temperature
D. All A., B. and C. - Presence of aromatics in __________________?
A. Diesel increases its cetane number
B. Kerosene increases its smoke point
C. Petrol increases its octane number
D. All A., B. and C. - Aromatics are desired constituents of____________________?
A. Lubricating oil
B. Diesel
C. Kerosene
D. Petrol - Furfural solvent extraction is used for upgrading (by dissolving aromatics) ?
A. Naphtha
B. Lubricating oils
C. Wax
D. Cracking feedstock - Which of the following hydrocarbons of same carbon atoms has minimum smoking tendency ?
A. Paraffins
B. Naphthenes
C. Aromatics
D. Iso-paraffins - In Hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen_________________?
A. Enhances the desulphurisation process
B. Minimises coke formation
C. Both A. and B.
D. Neither A. nor B.
