⟩ Crude oil is transported inland from oil field to refineries, mainly by the A. road tankers B. rail tankers C. underground pipelines D. none of these
Option C
Option C
Aniline point is the A. characteristic property of diesel & lubricating oils. B. measure of aromatic content of oil. C. both (a) and (b). D. neither (a) nor (b).
Choose the correct statement. A. Coking tendency increases with increasing molecular weight. B. Coking tendency decreases with increasing molecular weight. C. Higher pressure enhances coke formation. D. Coking is an exothermic reaction.
In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process. A. 100 B. 200-300 C. 1000-10000 D. 10
Presence of sulphur in gasoline A. leads to corrosion. B. increases lead susceptibility. C. decreases gum formation. D. helps during stabilisation.
Aniline point of the diesel is a measure of its __________ content. A. aromatic B. paraffin C. olefin D. naphthene
Petroleum A. is optically active. B. constitutes mainly of olefins. C. does not contain asphalt. D. does not contain aromatics.
Which of the following additives improves the cetane number of diesel? A. Amyl nitrate B. Ethyl mercaptan C. Napthenic acid D. Tetra ethyl lead
Both asphalt and wax are produced by __________ base crude oils. A. naphthenic B. asphalt C. paraffin D. mixed
Polymerization A. produces i-octane from cracked gases containing i-butane and butene. B. causes olefins to combine with each other. C. causes aromatics to combine with each other. D. is aimed at producing lubricating oil.
In catalytic alkylation, higher iso-butane to olefin ratio gives A. low final boiling point product B. higher yield C. both (a) and (b) D. neither (a) nor (b)