A. Smoke point
B. Paraffins
C. Aromatics
D. Naphthenes
Related Mcqs:
- Extractor temperature is maintained at -20°C in Edeleanu process to reduce the _________________ of kerosene?
A. Smoke point
B. Paraffins
C. Aromatics
D. Naphthenes - 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 - 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?
A. 5
B. 10
C. 25
D. 100 - Solvent used in Edeleanu process is__________________?
A. Furfural
B. Propane
C. Liquid SO2
D. Phenol - 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. - Pressure & temperature maintained in catalytic cracking is about__________________?
A. 2 atm & 500°C
B. 10 atm & 500°C
C. 30 atm & 200°C
D. 50 atm & 750°C - The pressure (kg/cm2) and temperature (°C) maintained in electrical desalters for crude oil are respectively__________________?
A. 10 and 120
B. 1 and 200
C. 50 and 250
D. 10 and 300 - Pyrolysis of kerosene or natural gasoline is done to produce mainly the___________________?
A. Olefins and aromatics
B. Lighter paraffins
C. Stabilised gasoline
D. Diesel - Which is the most desirable component of a good quality kerosene ?
A. i-paraffins
B. Aromatics
C. n-paraffins
D. Naphthenes - Smoke point of kerosene expresses its__________________?
A. Burning characteristics
B. Luminosity characteristics
C. Aromatic content directly
D. Lamp wick wetting characteristics
