Q. Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C.

View solution

Q. Molecular weight of crude petroleum may be around

View solution

Q. Mercaptans is represented as (where R and R' are alkyl groups)

View solution

Q. Testing of the knocking characteristics of petrofuels is done in a __________ engine.

View solution

Q. Name the hydrocarbon having the poorest oxidation stability.

View solution

Q. The first crude oil refinery of India is located at

View solution

Q. Olefins are

View solution

Q. Which of the following is desirable in diesel and kerosene but is undersirable in gasoline ?

View solution

Q. Presence of aromatics in

View solution

Q. Choose the correct statement regarding thermal cracking.

View solution

Q. A typical yield of diesel in straight run distillation of crude oil may be about __________ percent.

View solution

Q. Which is almost absent in crude petroleum?

View solution

Q. Naphthenic acid is a/an __________ compound.

View solution

Q. Glycol added to petrol acts as a/an __________ agent.

View solution

Q. Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil

View solution

Q. Which one is used to determine the colour of petroleum products ?

View solution

Q. Pick out the wrong statement.

View solution

Q. Feedstock for the production of biodiesel is

View solution

Q. Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic

View solution

Q. During electrical desalting of crude oil, the electrical conductivity of a mixture of crude oil and water (which ranges between 3 to 8% water) __________ with increase in the amount of water.

View solution