Fractional Distillation of Crude Oil

What is crude oil primarily composed of?

• Water

• Hydrocarbons

• Metals

• Salts

What process is used to separate crude oil into different fractions?

• Filtration

• Fractional distillation

• Evaporation

• Crystallisation

In a fractional distillation column, what determines the separation of crude oil into different fractions?

• Colour

• Density

• Boiling point

• Viscosity

At approximately what temperature is the bottom of the fractional distillation column heated?

• 100 degrees Celsius

• 200 degrees Celsius

• 350 degrees Celsius

• 500 degrees Celsius

What is the approximate temperature at the top of the fractional distillation column?

• 0 degrees Celsius

• 25 degrees Celsius

• 50 degrees Celsius

• 75 degrees Celsius

What state does crude oil enter the fractioning column as?

• Solid

• Liquid

• Gas

• Vapour

Which of the following is an example of a fraction that might be found in crude oil?

• Water and salt

• Propane and butane

• Iron and copper

• Sand and gravel

What type of hydrocarbons are propane and butane?

• Alkenes

• Alkynes

• Alkanes

• Aromatics

How many carbon atoms are in a propane molecule?

• 2

• 3

• 4

• 5

How many carbon atoms are in a butane molecule?

• 2

• 3

• 4

• 5