Back to FlashcardsChemistry / GCSE Chemistry 11L1: 1.4 Crude Oil
Compared to large hydrocarbons, small hydrocarbons are:
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Key Terms
Term
Definition
Compared to large hydrocarbons, small hydrocarbons are:
More volatile
Crude oil is called a fossil fuel because…
Crude oil is called a fossil fuel because it is formed from the remains of ancient sea creatures.
Is the top of an oil fractioning column warmer or colder than the bottom?
Colder
What happens to a liquid during its separation from a mixture by distillation?
Evaporation followed by condensation
What is the process to get the different fractions out of crude oil
Fractional distillation
Which fraction has the longest carbon chain
Bitumen
Related Flashcard Decks
| Term | Definition |
|---|---|
Compared to large hydrocarbons, small hydrocarbons are: | More volatile |
Crude oil is called a fossil fuel because… | Crude oil is called a fossil fuel because it is formed from the remains of ancient sea creatures. |
Is the top of an oil fractioning column warmer or colder than the bottom? | Colder |
What happens to a liquid during its separation from a mixture by distillation? | Evaporation followed by condensation |
What is the process to get the different fractions out of crude oil | Fractional distillation |
Which fraction has the longest carbon chain | Bitumen |
Where does crude oil come from? | Dead animals and plants compressed under the ocean |
What is kerosene used for? | Aeroplane fuel |
How do geologists find oil? | They study the rock structures |
Which hydro carbons are less efficient? | Ones that have a longer chain |
What process is used to convert long hydro carbon chains into shorter hydro carbon chains | Cracking |
What is bitumen used for? | Tarmac |
Which has a higher boiling point bitumen or bottled gas | Bitumen |
What allows large hydrocarbons to be broken down into smaller hydrocarbons? | Cracking |
What is the step of distillation | Heating |