Polymerisation in Alkenes (OCR A-Level Chemistry A): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the smaller repeating units that build up polymers called?
What are the smaller repeating units that build up polymers called?
Monomers
What happens to the double bond during addition polymerisation?
What happens to the double bond during addition polymerisation?
Opens to form single bonds
How must the repeat unit in a polymer equation always be written?
How must the repeat unit in a polymer equation always be written?
In square brackets with subscript
What industrial conditions are used for addition polymerisation?
What industrial conditions are used for addition polymerisation?
High temp, high pressure, catalysts
Why does PTFE have an extremely unreactive and slippery surface?
Why does PTFE have an extremely unreactive and slippery surface?
Fluorine atoms bonded to carbon
To identify a monomer from a polymer, what bond change is made to the repeat unit?
To identify a monomer from a polymer, what bond change is made to the repeat unit?
Convert single to
What toxic substances are released when PVC is burned?
What toxic substances are released when PVC is burned?
Hydrogen chloride and dioxins
What advantage does feedstock recycling have over traditional recycling?
What advantage does feedstock recycling have over traditional recycling?
Can handle unsorted/unwashed waste
What are biodegradable polymers broken down into by microorganisms?
What are biodegradable polymers broken down into by microorganisms?
Water, , biological compounds
Why do many alkene-based polymers create environmental disposal challenges?
Why do many alkene-based polymers create environmental disposal challenges?
They are non-biodegradable