C7 - Organic Chemistry

Question 1

Describe how crude oil is formed

Answer 1

Formed over millions of years from the rains of tiny sea creatures called plankton which were buried in mud

Question 2

Describe what is meant by a hydrocarbon

Answer 2

Molecules made up of hydrogen & carbon atoms only

Question 3

Describe what is meant by an alkane

Answer 3

• Saturated hydrocarbons of a general formula: Cn H 2n+2