⟩ Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is A. more than 100 B. round about 100 C. between 50 and 100 D. less than 25
Option A
Option A
Petroleum coke is commercially produced by the __________ process. A. hydrocracking B. visbreaking C. fluid catalytic cracking D. delayed coking
Raw Kerosene has a smoke point of 15 mm. After it is subjected to dearomatisation by liquid SO2 extraction (Edeleanu process), its smoke point may become __________ mm. A. 5 B. 10 C. 25 D. 100
Main constituent of natural gas is A. CH4 B. C2H2 C. C2H4 D. C2H6
Crude oil produced by Indian oil fields are predominantly __________ in nature. A. paraffinic B. naphthenic C. asphaltic D. mixed base
In solutizer sweetening process, solutizer solution used is A. methanol in Unisol process. B. naphthenic acid in Mercapsol process. C. both (a) and (b). D. neither (a) nor (b).
Catalyst used in alkylation process is A. sulphuric acid B. nickel C. silica gel D. alumina
Which of the following contains maximum sulfur? A. Diesel B. Petrol C. Kerosene D. Fuel oil
The best method of determining sulphur in crude oil is by the __________ method. A. Kjeldah B. Duma C. Bomb calorimeter D. Junkar's calorimeter
__________ base crude oil is also called asphaltic crude. A. Paraffinic B. Naphthenic C. Mixed D. Aromatic
Platforming is a __________ process. A. moving bed B. fluidised bed C. non-regenerative & fixed bed D. regenerative