Fractional Distillation & Petrochemicals (AQA GCSE Chemistry): Quizzes
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Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What property allows crude oil to be separated by fractional distillation?
What property allows crude oil to be separated by fractional distillation?
Different boiling points
What is crude oil?
What is crude oil?
A complex mixture of hydrocarbons
What are the simpler mixtures called when crude oil is separated?
What are the simpler mixtures called when crude oil is separated?
Fractions
What do hydrocarbons within the same fraction have in common?
What do hydrocarbons within the same fraction have in common?
Similar carbon chain lengths
Where does crude oil enter the fractionating column?
Where does crude oil enter the fractionating column?
At the bottom
Where is the fractionating column hottest?
Where is the fractionating column hottest?
At the bottom
Where do hydrocarbons with higher boiling points condense in the column?
Where do hydrocarbons with higher boiling points condense in the column?
Lower in the column
What happens to hydrocarbons with lower boiling points in the column?
What happens to hydrocarbons with lower boiling points in the column?
They rise higher up
Why isn't crude oil very useful in its raw state?
Why isn't crude oil very useful in its raw state?
It contains many different hydrocarbons
What are petrochemicals?
What are petrochemicals?
Substances obtained from crude oil
What are the raw materials from crude oil used by the petrochemical industry called?
What are the raw materials from crude oil used by the petrochemical industry called?
Feedstocks
Which of these is a product made from petrochemicals?
Which of these is a product made from petrochemicals?
Polymers