More Families of Organic Compounds (LC 2027) (Leaving Cert Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What are polymers?
What are polymers?
Large molecules made of long monomer chains
What are the small building blocks that make up polymers called?
What are the small building blocks that make up polymers called?
Monomers
What must monomers contain for addition polymerization to occur?
What must monomers contain for addition polymerization to occur?
double bonds
What happens to the double bonds during addition polymerization?
What happens to the double bonds during addition polymerization?
They break open
Which monomer forms polyethene?
Which monomer forms polyethene?
Ethene
Which items are made from polyethene?
Which items are made from polyethene?
Shopping bags and food packaging
What makes PVC more rigid than polyethene?
What makes PVC more rigid than polyethene?
Chlorine atoms create stronger chain attractions
Which products are made from PVC?
Which products are made from PVC?
Window frames and bank cards
What special feature does polystyrene have in its structure?
What special feature does polystyrene have in its structure?
A benzene ring as a bulky side group
What is expanded polystyrene used for?
What is expanded polystyrene used for?
Packing material and insulation
What is a repeating unit in a polymer?
What is a repeating unit in a polymer?
Smallest part that repeats to form the chain
Why are most addition polymers non-biodegradable?
Why are most addition polymers non-biodegradable?
Strong chains resist microorganisms