A. Waxes
B. Mercaptans
C. Asphalt
D. Diolefins
Related Mcqs:
- Solvent deoiling process is used for separating oil and soft wax from hard wax. Methyl isobutyl ketone and methyl ethyl ketone (MEK) are two commonly used deoiling solvents. Use of former as the deoiling solvent has the advantages of the____________________?
A. Elimination of solvent drying facility
B. Higher nitration temperature
C. Lower solvent dilution ratio
D. All A., B. & C. - Methyl tertiary butyl ether (MTBE), a high octane (octane no. = 115) gasoline blending component is produced by the simple additive reaction of isobutylene with __________________?
A. Methyl alcohol
B. Ethyl alcohol
C. Methane
D. Ethane - Gasoline extracted from natural gas (by compression and cooling) is called the ___________ gasoline?
A. Polymer
B. Unleaded
C. Casing head
D. Straight run - Deoiling is the process of removal of oil from wax. It is done by the _______________ process?
A. Solvent extraction
B. Sweating
C. Resettling
D. All A., B. & C. - Straight run petrol as compared to methyl/ethyl alcohol has_________________?
A. Lower calorific value
B. Lower octane number
C. Higher specific gravity
D. Higher ignition temperature - Pyrolysis of kerosene or natural gasoline is done to produce mainly the___________________?
A. Olefins and aromatics
B. Lighter paraffins
C. Stabilised gasoline
D. Diesel - In sweetening process, solutizer agent used with caustic alkali is_______________?
A. Potassium isobutyrate
B. Sodium plumbite
C. Methanol
D. Phenol - Octane number of gasoline produced by two stage fluidised catalytic cracking process is___________________?
A. 80
B. 87
C. 92
D. 97 - Catalytic desulphurisation process used for sweetening of straight run gasoline and kerosene uses _______________ as catalyst?
A. Bauxite
B. Fuller’s earth
C. Activated clay
D. All A., B. & C. - _____________ determination is not a very significant and important test for gasoline?
A. Gum & sulphur content
B. Viscosity
C. Octane number
D. Reid vapor pressure
