Chemistry 9.3.1

Question 1

Fossil Fuels Include: (5)

Answer 1

-Coal.

-Oil.

-Natural Gas.

-Oil Shales.

-Tar Sands.

Question 2

Where are Non-Renewable Fossil Fuels Obtained from and how?

Answer 2

Obtained from Crude Oil by Fractional Distillation.

Question 3

What Gases are Commonly Released from the Burning of Fossil Fuels? (4)

Answer 3

-Carbon Dioxide.

-Carbon Monoxide.

-Oxides of Nitrogen.

-Oxides of Sulfur.

Question 4

What are Produced from Incomplete Combustion of Fossil Fuels? (2)

Answer 4

-Unburned Hydrocarbons.

-Carbon Particulates.

Question 5

What is a ‘Fuel’?

Answer 5

A Fuel is a Substance which Releases Energy in an Exothermic Reaction.

Question 6

What are the Products Formed when the Fuel is a Hydrocarbon in Complete Combustion? (2)

Answer 6

-Water.

-Carbon Dioxide.

Question 7

Hydrocarbon Compounds Undergo ___ and ___ Combustion.

Answer 7

Complete, Incomplete.

Question 8

When does Complete Combustion of Hydrocarbons Occur?

Answer 8

When there is Excess Oxygen.

Question 9

When does Incomplete Combustion of a Hydrocarbon Occur?

Answer 9

When there is Insufficient Oxygen to Burn.