⟩ Which of the following gasolines (unleaded) has the least octane number? A. Catalytically cracked gasoline B. Straight run gasoline C. Catalytically reformed gasoline D. Polymer gasoline
Option B
Option B
Reid vapour pressure of gasoline is the measure of its A. pour point B. cloud point C. vapour locking tendency D. carbon residue
Boiling range of motor gasoline is an indication of the A. case of starting B. rate of acceleration C. vapour locking tendency D. all (a), (b) and (c)
Performance number of a liquid fuel is related to its A. wax content B. spontaneous ignition temperature C. knocking tendency D. sulphur content
High aniline point of diesel indicates that, it A. is highly aromatic. B. has a large ignition delay. C. is highly paraffinic. D. has a low diesel index.
Naphtha yield in straight run distillation of crude oil may be about __________ percent. A. 2 B. 6 C. 12 D. 18
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).
Mercapsol and Unisol processes are meant for the A. dearomatisation of kerosene B. removal of mercaptans C. dewaxing D. decoloration
Solvent used in Edeleanu process is A. furfural B. propane C. liquid SO2 D. phenol
Which of the following is the most suitable feed for platforming process (reforming)? A. Olefinic hydrocarbon B. Naphtha C. Fuel oil D. Atmospheric residue
Naphthenic acid is represented by A. CnH2n+2O2 B. CnH2n-2O2 C. CnH2n+2O2 (n ≥ 6) D. CnH2n+6O2 (n ≤ 6)