Synthetic & Natural Polymers (OCR GCSE Chemistry A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What are the smaller units used to make polymers in addition polymerisation called?
What are the smaller units used to make polymers in addition polymerisation called?
Alkene monomers
What does addition polymerisation create?
What does addition polymerisation create?
Long chains of molecules called polymers
What key structural feature do alkenes have between two carbon atoms?
What key structural feature do alkenes have between two carbon atoms?
A double bond
What happens to the double bond in alkenes during addition polymerisation?
What happens to the double bond in alkenes during addition polymerisation?
It opens up
Why does the double bond need to open up during addition polymerisation?
Why does the double bond need to open up during addition polymerisation?
To allow bonding with another monomer
What forms as more monomers join together in addition polymerisation?
What forms as more monomers join together in addition polymerisation?
A chain
What happens to all the atoms from the monomer molecules in addition polymerisation?
What happens to all the atoms from the monomer molecules in addition polymerisation?
They end up in the polymer chain
How many by-products are formed during addition polymerisation?
How many by-products are formed during addition polymerisation?
None
What is the only product of addition polymerisation?
What is the only product of addition polymerisation?
The polymer
Why is addition polymerisation described as efficient?
Why is addition polymerisation described as efficient?
No atoms lost and only one product