Properties and uses of Crude Oil Flashcards
1
Q
What are the fractions of crude oil?
A
Hydrocarbons called alkanes
2
Q
Describe the molecular structure of alkanes
A
They are made up of chains of carbon atoms surrounded by hydrogen atoms
3
Q
What are the first four alkanes and their formulas?
A
Methane CH4
Ethane C2H6
Propane C3H8
Butane C4H10
4
Q
What is the general formula of alkanes?
A
Cn H2n+2
5
Q
The shorter the molecules…
A
- The less gloopy and more runny the hydrocarbon is
- The lower the boiling point of the hydrocarbon
- The more flammable the hydrocarbon is
6
Q
What does the boiling point of a hydrocarbon help to decide?
A
What it is used for
