Combustion Of Hydrocarbons Flashcards
1
Q
What is combustion?
A
a reaction in which fuel hurns in oxygen
2
Q
What do hydrocarbons produce when they burn?
A
- CO2
- water
3
Q
Which hydrocarbons are best for fuels & 3 examples?
A
- smaller molecule hydrocarbons
- methane, propane + octane
4
Q
When does complete combustion occur?
A
When there is sufficient oxygen for fuel to react with
5
Q
What is the word equation for complete combustion?
A
fuel + oxygen —> carbon dioxide + water
6
Q
How do we test for the products of combustion?
A
- condense water in ice bath
- bubble gas into limewater
7
Q
When does incomplete combustion occur?
A
When there is an insufficient supply of oxygen for fuel to burn completely
8
Q
What is the word equation for incomplete combustion?
A
fuel + oxygen —> carbon monoxide + water
9
Q
Why is carbon monoxide bad for the body?
A
- CO binds to haemoglobin instead of oxygen
- starves body of oxygen
