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20 questions
Crude oil is made up of:
Ethane
Butane
A mixture of different hydrocarbons
Extremely large hydrocarbons which are broken up once extracted
A fraction of crude oil is made up of:
Hydrocarbons of similar chain lengths
Numbers
Large hydrocarbons
Alkenes only
Different fractions in crude oil are separated by:
Cracking
Fractional Distillation
Filtration
Crystalisation
Shorter hydrocarbons have:
Higher boiling points
Lower boiling points
Gases/LPG are used for:
Fuel in cars
Fuel for large ships
Roof and road surfacing
Domestic heating and cooking
Petrol is used for:
Fuel in cars
Fuel in aircraft
Domestic heating and cooking
Road surfacing
Kerosene (paraffin) is used for:
Fuel for cars
Domestic heating and cooking
Fuel in aircraft
Fuel for large ships and in power stations
Diesel oil is used for:
Fuel in cars
Fuel in aircraft
Road and roof surfacing
Fuel in some cars and larger vehicles
Bitumen is used for:
Fuel for large ships and in some power stations
Roof and road surfacing
Fuel in aircraft
Fuel in cars
Fuel oil is used for:
Fuel in some cars and larger vehicles
Fuel for large ships and in some power stations
Roof and road surfacing
Fuel for cars
Where do long chain hydrocarbons collect?
At the top
In the middle
At the bottom
Where do short chain hydrocarbons collect?
At the top
In the middle
At the bottom
What does viscosity tell you about a hydrocarbon?
How easy it is to ignite
How runny it is
What is boiling point is
The shorter the hydrocarbon, the more viscous it is
True
False
What process happens as the crude oil enters the fractionating column?
Evaporation
Condensation
Combustion
What process happens at each level in the fractionating column?
Evaporation
Condensation
Combustion
Fractional distillation separates crude oil based on the different __________ of the molecules in the mixture
melting point
boiling point
freezing point
chemical reactivity
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