Q. Main constituent of natural gas is

View solution

Q. Aniline point of the diesel is a measure of its __________ content.

View solution

Q. Presence of sulphur in gasoline

View solution

Q. Which of the following additives improves the cetane number of diesel ?

View solution

Q. In catalytic cracking process, olefins crack __________ times faster than in thermal cracking process.

View solution

Q. Choose the correct statement.

View solution

Q. The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to

View solution

Q. The order of preference for feedstock to a catalytic reformer is

View solution

Q. True vapour pressure of a petroleum fraction __________ Reid vapour pressure.

View solution

Q. Hydrocracking employs

View solution

Q. Sour crude means the __________ bearing crude.

View solution

Q. The main aim of cracking is to produce

View solution

Q. The general formula of naphthenes is

View solution

Q. 'Solvent naphtha' used mostly as a solvent in paints and perfumery is produced by the __________ of virgin naphtha into small boiling range cuts.

View solution

Q. Which of the following has the highest flash point of all ?

View solution

Q. The characterisation factor of crude petroleum oil is around

View solution

Q. Hydrogen percentage (by weight) in crude petroleum may be about

View solution

Q. Which of the following is an additive used for improving the cetane number of diesel ?

View solution

Q. Tetra-ethyl lead is added in gasoline to

View solution

Q. Crude topping column operates at __________ pressure.

View solution