Fractional Distillation & Petrochemicals (OCR GCSE Chemistry A (Gateway Science Suite)): Quizzes
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Practise the questions
10 questions from this quiz
What is fractional distillation used for?
What is fractional distillation used for?
Separating mixtures by boiling points
What is crude oil?
What is crude oil?
A complex mixture of hydrocarbons
What are fractions in crude oil separation?
What are fractions in crude oil separation?
Simpler mixtures with similar properties
Why can crude oil be separated by fractional distillation?
Why can crude oil be separated by fractional distillation?
Hydrocarbons have different boiling points
Where is the fractionating column hottest?
Where is the fractionating column hottest?
At the bottom
Where do hydrocarbons with higher boiling points condense?
Where do hydrocarbons with higher boiling points condense?
Lower in the column
What happens to hydrocarbons with lower boiling points?
What happens to hydrocarbons with lower boiling points?
They rise higher up the column
Where does crude oil enter the fractionating column?
Where does crude oil enter the fractionating column?
At the bottom
What are petrochemicals?
What are petrochemicals?
Substances obtained from crude oil
Which product is made from petrochemicals?
Which product is made from petrochemicals?
Polymers