Chapter 9 - Hydrocarbons
Section A: Hydrocarbons and fossil fuels
Hydrocarbons
Examples of Hydrocarbon fossil fuels:
Section B: Methane
 Sources of methane:
Methane is formed during the ____________ ___________ of animal and plant
material.
 It is useful as a fuel because:
1. it has a _____________ ______________ value.
2. it is ______ toxic and _______________
3. it can be easily ________________ in pipes.
 Methane is hazardous
It is _________ when burned in air. It is produced in large quantities in
___________,_________________ and ___________. It is odourless and
_______________. Chemicals called ___________ are added to natural gas to
add an odour to the gas for _____________ reasons.
St.Dominic’s College
Chemistry
Page 1
Chapter 9 - Hydrocarbons
 Methane is a greenhouse effect
When methane gathers in the atmosphere it can trap some of the earth’s
radiation (heat energy) and cause help to cause an increased ________
_____________ effect.
Self assessment of your learning of
Sources of Hydrocarbons
Green = I know this already
Orange = I’m not sure – have to check this
Red = I don’t know this yet – have to learn
Do you know?
Green
Orange
Red
Sources of Hydrocarbons

What hydrocarbons are

Some fossil fuels that are sources of hydrocarbons.

Some sources of methane

Why methane production in slurry pits, coal mines and
refuse dumps is hazardous

That methane is a contributor to global warming
St.Dominic’s College
Chemistry
Page 2