Fractional distillation

What is the most important feature in fractional distillation?

• The two component part must have different boiling point

• The two component part must have similar boiling point

• The two component part must have same boiling point

Which letter in the diagram of Industrial Crude Oil Fractions identifies 'Petroleum Gas'?

• A
• B
• C
• D

A separation technique which uses a fractionating column to separate different liquid components in a mixture with different boiling points by heating mixture is called

• Fractional distillation
• filtration
• crystallization
• evaporation

Which letter in the diagram of Industrial Crude Oil Fractions identifies 'Diesel'?

• B
• D
• G
• H

Which letter in the diagram of Industrial Crude Oil Fractions identifies 'Bitumen'?

• B
• D
• G
• H

How does the temperature change from top to bottom?

• Increases
• Decreases
• It does not change
• Cannot be determined

What does the viscosity of a hydrocarbon tell you?

• How easily it flows
• How easily it sets alight
• What its boiling point is
• How long the hydrocarbon is

The longer the hydrocarbon, the ________ the flammability?

• Lower
• Higher

The longer the hydrocarbon, the _________ the viscosity?

• Lower
• Higher

What is kerosene used for?

• Fuel for ships
• Fuel for lorries
• Fuel for airplanes
• Making roads