Fuels and Crude oil

Which of the following statements about petroleum is correct?

• petroleum is a compound

• petroleum is a mixture

• petroleum contains many different hydrocarbons

• petroleum has a fixed boling point.

Fractional distillation is sued to separate different fractions of petroleum based on its

• boiling point

• density

• melting point

• visosity

Which of the following is a renewable source of energy?

• biodesel

• crude oil

• natural gas

• petroleum

Molecules in fraction X contain more carbon atoms than the molecules in fraction Y

• True

• False

Answer explanation

Molecules get bigger down the group.

Burning crude oil produces ____________ and water

Reorder the following FROM MOST volatile to LEAST volatile

• bitumen

• diesel

• petroleum

• kerosene

• naphtha

What is the main component of natural gas?