Topic 6 - 6.4 - Combustion Flashcards
1
Q
What happens to the melting and boiling points of the alkanes, alkenes and cycloalkanes and their molecule size increases?
A
They increase (because more intermolecular forces to break)
2
Q
What is a combustion REACTION?
A
A combustion reaction is when hydrocarbons burn to produce carbon dioxide and water.
3
Q
What is Combustion?
A
Combustion is when substance reacts with oxygen gas, releasing energy in the form of light and heat (fire).
4
Q
Define a Fuel
A
A fuel is a chemical that is burned to release energy
5
Q
Combustion equation?
A
hydrocarbon + oxygen → carbon dioxide + water
6
Q
What is incomplete combustion and what is its products?
A
- The result of not enough oxgen being used for combustion
- products = carbon monoxide OR even carbon and H2O
