A. Furfural
B. Propane
C. Liquid SO2
D. Phenol
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 - Extractor temperature is maintained at -20°C in Edeleanu process to reduce the ______________ of kerosene?
A. Smoke point
B. Paraffins
C. Aromatics
D. Naphthenes - 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 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. - ‘Solvent naphtha’ used mostly as a solvent in paints and perfumery is produced by the _________________ of virgin naphtha into small boiling range cuts?
A. Steam reforming
B. Distillation
C. Desulphurisation
D. None of these - Most widely used solvent for dewaxing is__________________?
A. Methyl-ethyl-ketone (MEK)
B. Naphtha
C. Petroleum ether
D. Sodium plumbite - The solvent used in Barisol dewaxing process is_____________________?
A. Hexane
B. Furfural
C. Benzol and ethylene dichloride
D. Methyl ethyl ketone (MEK) - Solvent used in the deasphalting process is ______________________?
A. Furfural
B. Phenol
C. Propane
D. Hexane - 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) - Solvent used in duo-sol extraction for lube oil upgradation is a mixture of______________?
A. Propane & phenol-cresol mixture
B. Methyl ethyl ketone & glycol
C. Phenol & furfural
D. Propane & liquid sulphur dioxide
