Fractional Distillation & Petrochemicals (AQA GCSE Chemistry Combined Science): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
ShowHide
Practise the questions
11 questions from this quiz
What property is used to separate hydrocarbons during fractional distillation?
What property is used to separate hydrocarbons during fractional distillation?
Boiling points
What is crude oil?
What is crude oil?
A complex mixture of hydrocarbons
Why is crude oil not very useful in its raw state?
Why is crude oil not very useful in its raw state?
It contains a variety of hydrocarbons
What do the fractions from crude oil contain?
What do the fractions from crude oil contain?
Hydrocarbons with similar 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?
Where do hydrocarbons with higher boiling points condense?
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
What are petrochemicals?
What are petrochemicals?
Substances from crude oil
What are the raw materials from crude oil called?
What are the raw materials from crude oil called?
Feedstocks
Which is NOT a product made from petrochemicals?
Which is NOT a product made from petrochemicals?
Oxygen