Organic Chemistry Flashcards
Where is crude oil found?
Rocks
What is crude oil the remains of?
Ancient biomass consisting mainly of plankton that was buried in mud
What is crude oil a mixture of?
A very large number of compounds
What are most of the compounds in cruise oil?
Hydrocarbons
What are hydrocarbons?
Molecules made up of hydrogen and carbon atoms only
What are hydrocarbons in crude oil called?
Alkanes
What are the first four members of the alkanes?
Methane, Ethane, propane, butane
What can the fractions in crude oil be processed to make?
Fuels
Feedstock
What are some fuels we heavily depend on in a modern lifestyle that can be produced from crude oil?
Petrol
Diesel
Kerosene
Heavy fuel oil
Liquefied petroleum gases
What are some useful materials which modern life depends on that are produced by the petrochemical industry?
Solvent, lubricants, polymers, detergents.
Why does the vast array of natural and synthetic carbon compounds occur?
Due to the ability of carbon atoms to form families of similar compounds
What do some properties of hydrocarbons depend on?
Size of their molecules
Boiling point
Viscosity
Flammability
What does the combustion of hydrocarbons fuels release?
Energy
During combustion what happens to the carbon and hydrogen fuels?
They are oxidised
What does the complete combustion of hydrocarbons release?
Carbon dioxide and water