⟩ Ethyl mercaptan is a/an __________ compound. A. sulphur B. nitrogen C. oxygen D. none of these
Option A
Option A
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
Aromatics have the highes __________ of all the hydrocarbons of same carbon atoms. A. smoke point B. octane number C. cetane number D. viscosity
Aniline point is the temperature at which A. equal weight of diesel & the aniline are completely miscible. B. equal weight of aniline & the test sample are completely miscible. C. equal volume of aniline & the test sample are completely miscible. D. aniline vaporises.
Pick out the wrong statement. A. A pale color of petroleum product indicates lower viscosity. B. Color of petroleum products indicates the degree of refinement. C. Lighter petroleum distillates are lighter in color than the heavier residual oils. D. Flouroscene of oils helps to detect its adulteration.
Sweetening of petroleum product means the removal of A. sulphur & its compounds B. water C. organic impurities D. wax
Reforming A. uses naphtha as feedstock. B. does not much affect the molecular weight of the feed. C. improves the quality & yield of gasoline. D. all (a), (b) and (c).
Pyrolysis of kerosene or natural gasoline is done to produce mainly the A. olefins and aromatics B. lighter paraffins C. stabilised gasoline D. diesel