In a polymerisation reaction, what is a monomer?
Poly(ethene) is formed from ethene in an addition polymerisation reaction as shown - Leaving Cert Chemistry - Question B - 2016
Question B
In a polymerisation reaction, what is a monomer?
Poly(ethene) is formed from ethene in an addition polymerisation reaction as shown.
Copy and complete the similar a... show full transcript
Worked Solution & Example Answer:In a polymerisation reaction, what is a monomer?
Poly(ethene) is formed from ethene in an addition polymerisation reaction as shown - Leaving Cert Chemistry - Question B - 2016
Step 1
What is a monomer?
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Answer
A monomer is a small molecule that can join together with other monomers to form a polymer. These monomers act as the building blocks that compose the polymer through polymerisation reactions.
Step 2
Copy and complete the similar addition polymerisation reaction below to give the structure of poly(chloroethene).
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Answer
H H H H
| | | |
H-C-C-C-C-
| | | |
Cl H Cl H
poly(chloroethene)
Step 3
Why is it desirable that we recycle plastic as much as possible?
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Answer
Recycling plastic is desirable because it helps to conserve natural resources, reduces waste going to landfills, and minimizes environmental pollution. Plastics are usually unreactive and can last a long time in the environment if not properly disposed of.
Step 4
What happens at the next stage?
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The next stage in recycling plastic is melting, which is followed by extrusion or remoulding. This involves reshaping the melted plastic into new products, minimizing waste and utilizing the material efficiently.
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