A. Olefins and aromatics
B. Lighter paraffins
C. Stabilised gasoline
D. Diesel
Related Mcqs:
- Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than ________________ mg/kg of kerosene?
A. 1
B. 20
C. 100
D. 500 - Gasoline extracted from natural gas (by compression and cooling) is called the ___________ gasoline?
A. Polymer
B. Unleaded
C. Casing head
D. Straight run - Which of the following is desirable in diesel and kerosene but is undesirable in gasoline ?
A. Aromatics
B. Mercaptans
C. Paraffins
D. Naphthenic acid - Which of the following is desirable in petrol (gasoline) but undesirable in kerosene ?
A. Paraffins
B. Aromatics
C. Mercaptans
D. Naphthenic acid - 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. - Dearomatization of kerosene (by liquid sulphur dioxide extraction) is done to________________?
A. Increase its smoke point
B. Improve its oxidation stability
C. Decrease the breathing loss
D. None of these - Gum formation in stored gasoline is mainly due to the ____________________?
A. Alkylation of unsaturated
B. Presence of sulphur
C. Oxidation & polymerisation of unsaturated
D. Higher aromatic content - Natural gas recovered along with crude oil from oil wells is called wet natural gas which has a higher ______________ compared to the dry natural gas?
A. Unsaturated hydrocarbon content
B. Calorific value
C. Quantity of propane
D. Quantity of butane - Complete removal of _____________ from gasoline is done by Unisol process using caustic soda and methyl alcohol?
A. Waxes
B. Mercaptans
C. Asphalt
D. Diolefins - Natural gasoline is produced___________________?
A. From oil wells
B. In oil refineries
C. By natural gas stripping
D. None of these
