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- 1. Multiple Choice
What is fractional distillation?
a process used to separate crude oil
a process used to burn up fuels
a way to make different products
how oil is extracted from the ground
- 2. Multiple Choice
Which of these substances is not a hydrocarbon?
methane
ethane
propane
butane
ammonia
- 3. Multiple Choice
Fractional distillation separates crude oil based on the different __________ of the molecules in the mixture
melting point
boiling point
freezing point
chemical reactivity
- 4. Multiple Choice
A fraction of crude oil is made up of:
Hydrocarbons of similar chain lengths
Numbers
Large hydrocarbons
Alkenes only
- 5. Multiple Choice
Crude oil is made up of:
Ethane
Butane
A mixture of different hydrocarbons
Extremely large hydrocarbons which are broken up once extracted
- 6. Multiple Choice
What process happens at each level in the fractionating column?
Evaporation
Condensation
Combustion
- 7. Multiple Choice
What process happens as the crude oil enters the fractionating column?
Evaporation
Condensation
Combustion
- 8. Multiple Choice
Where do short chain hydrocarbons collect?
At the top
In the middle
At the bottom
- 9. Multiple Choice
Where do long chain hydrocarbons collect?
At the top
In the middle
At the bottom
- 10. Multiple Choice
Shorter hydrocarbons have:
Higher boiling points
Lower boiling points
- 11. Multiple Choice
What is the structure shown?
Methane
Propane
Ethane
Butane
- 12. Multiple ChoicePetroleum and natural gas form from...strong windscooled magmaradioactive materialsremains of plants and animals
- Answer choicesTagsAnswer choicesTags