Fossil fuels Flashcards
1
Q
What are fossil fuels?
A
Fossil fuels are hydrocarbons. ( This contains only the elements carbon and hydrogen) This is formed from the remains of dead plants and animals over a million years. e.g. crude oil
2
Q
What are examples of fossil fuels
A
Coal oil gas( natural gas is a source of energy- used for heating cooking
3
Q
Why are combustion reactions examples of an oxidation reaction?
A
Because you are adding in oxygen to the fossil fuel e.g. coal
4
Q
What is an equal equation?
A
An equation that’s got the same number of atoms on the reactants and the same number of atoms on the products.
5
Q
What do you get when coal burns?
A
Carbon dioxide
6
Q
What is an oxidation reaction?
A
Any reaction where oxygen is added
7
Q
what is a reduction reaction?
A
Any reaction where oxygen is lost.
