CF C7 Crude Oil

Crude oil is a finite resource

What is a finite resource?

• A limited resource

• A renewable resource

• A sustainable resource

What is crude oil formed from?

• Plankton

• Volcanoes

• Water

What type of substance is crude oil?

• Compound

• Element

• Mixture

The hydrocarbons in crude oil are separated into fractions using fractional distillation

In fractional distillation the crude oil is heated so the hydrocarbons ​ (a)   .

The fractions collect as the hydrocarbons cool and ​ (b)  

• evaporate
• condense
• freeze
• melt

Hydrocarbons can be cracked to produce more useful molecules

Some products of cracking are useful as​ (a)  

• fuels
• alloys
• fertilisers

How is coal formed after trees die?

• The trees are burned

• The trees are compressed

• The trees are melted

What is the name of the hydrocarbon in Figure 9?

Which homologous series does the hydrocarbon in Figure 9 belong to?

Balance the equation for the cracking of C6H14

Crude oil is formed by the decomposition of ______