Q. Percentage of straight run gasoline in a typical crude oil may be around

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Q. Road grade bitumen is produced from vacuum residue by its

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Q. Which of the following is the easiest to crack?

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Q. Flash point of a liquid petroleum fuel gives an idea about its

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Q. Clay treatment of petroleum products

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Q. Presence of predominantly large quantity of aromatics (polynuclear) is not desirable in aviation fuel, because it has

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Q. Catalyst used in isomerisation process is

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Q. Octane number of n-heptane is assumed to be

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Q. Vacuum maintained in the vacuum distillation column in oil refinery is in the range of about __________ mm Hg absolute.

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Q. Which of the following petroleum products contain minimum sulphur ?

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Q. Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration

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Q. High aniline point of a petrofuel (say diesel) indicates that

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Q. The best method of determining sulphur in crude oil is by the __________ method.

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Q. Catalyst used in alkylation process is

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Q. __________ base crude oil is also called asphaltic crude.

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Q. Platforming is a __________ process.

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Q. Aromatics have the highes __________ of all the hydrocarbons of same carbon atoms.

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Q. In catalytic cracking, the

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Q. LPG stands for

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Q. "Breathing loss" on storage of gasoline occurs due to the

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