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10 questions
What is another name for burning?
Neutralisation
Combustion
Thermal decomposition
Displacement
What is produced in complete combustion of a fuel?
Carbon
Carbon monoxide
Carbon monoxide and water
Carbon dioxide and water
During incomplete combustion, a toxic gas called _________is produced (give the name).
Which of these gases cause acid rain?
Carbon monoxide
Water vapour
Nitrogen dioxide
Sulfur dioxide
What environmental problem is caused by carbon dioxide?
Greenhouse effect
Acid rain
Breathing problems
Smog
Which of these is an effect of acid rain?
Kills trees
Damages limestone buildings
Kills fish
Sulfur dioxide
The test for carbon dioxide gas is to bubble it through _____________.
How much carbon dioxide is made when 12g of carbon react with 32g of oxygen?
20g
12g
44g
88g
For any fuel to burn, there must be a supply of ___________ gas.
Why does incomplete combustion happen?
Because there isn't enough oxygen
Because there isn't enough carbon dioxide
Because there isn't enough fuel
Because carbon is made
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