Crude oil (AQA GCSE Chemistry): Flashcards
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15 cards from this deck
What type of substance is crude oil?
What type of substance is crude oil?
A mixture of thousands of different compounds
What are hydrocarbons?
What are hydrocarbons?
Molecules made of only carbon and hydrogen atoms
How crude oil forms
How crude oil forms
Dead sea creatures buried under mud for millions of years
Method to extract crude oil
Method to extract crude oil
Drilling holes down into rocks
What fractional distillation does
What fractional distillation does
Separates crude oil into different fractions
Where fractional distillation happens
Where fractional distillation happens
In a fractionating column (tall tower)
Fraction at top of column
Fraction at top of column
Liquefied petroleum gases (LPG)
Fraction at bottom of column
Fraction at bottom of column
Heavy fuel oil
Molecules with lower boiling points
Molecules with lower boiling points
Smaller molecules
Use of petrol
Use of petrol
Fuel for cars
Use of kerosene
Use of kerosene
Fuel for jet engines
Use of diesel
Use of diesel
Fuel for trucks and some cars
Products from petrochemical industry
Products from petrochemical industry
Solvents, lubricants, polymers, detergents
Why crude oil is finite
Why crude oil is finite
Took millions of years to form, can't be remade quickly
Boiling point of molecules with more carbon atoms
Boiling point of molecules with more carbon atoms
Higher boiling points