Petroleum

Q. The process of separation of different constituents of petroleum is known as ___ of petroleum.

Q.

Which hydrocarbon has the highest boiling point?

Q. Name the hydrocarbon which :

(e) is known as paraffin,

Q. Which of the following can be used as a solvent in dry cleaning?

1. Coke
2. Coal gas
3. Coal tar
4. Petroleum

Q.

Hydrocarbons are organic compounds containing _______and hydrogen as their main components.

1. Nitrogen

2. Oxygen

3. Sulphur

4. Carbon

Q.

Different components are obtained from crude oil by__________

1. cooling the oil at different temperatures

2. heating the oil at different temperatures

3. subjecting the oil to increasing pressure

4. subjecting the oil to both increasing pressure and temperature

Q.

What are chemicals derived from petroleum called?

1. Petrochemicals

2. Synthetic materials

3. Inorganic compounds

4. Petrol chemicals

Q.

Petrochemicals obtained from crude oil are made up of different ________.

1. Hydrocarbons

2. Oils

3. Minerals

4. Acids

Q. Which of the following elements can be found in traces in petroleum?

1. Nitrogen
2. Carbon
3. Oxygen
4. Sulphur

Q.

Larger is the hydrocarbon higher is its boiling point.

1. True

2. False

Q. Crude oil or petroleum is composed of petrochemicals (hydrocarbons) that have different boiling points.

1. True
2. False

Q.

Unprocessed oil obtained from earth's crust is known as_________

1. Crude oil

2. Petrol

3. Diesel

4. Petroleum

Q. Select the most appropriate option related to the process of refining of petroleum.

1. Separation of various fractions of petroleum
2. Sedimentation of fossil fuels
3. Extracting of petroleum from the earth's crust
4. Heating of coal

Q.

Naturally occurring unrefined oil is known as ______.

1. diesel

2. coal

3. petrol

4. crude oil

Q.

In fractional distillation, oil is heated to about:

1. C

2. C

3. C

4. C

Q.

what are products we get from petroleum refining ?