11 mark
Which pair of compounds will not form a condensation polymer?
A dicarboxylic acid and a diamine
An amino acid and a carboxylic acid
A dicarboxylic acid and a diol
Two amino acids
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Polymers (AQA A Level Chemistry)
Exam Questions
3 hours30 questions21 mark
The structure below shows the repeating pattern of a polymer.
Which pair of compounds could react rapidly to form this polymer?
Butane-1,4-diol and propanedioic acid
Propane-1,3-diol and butanedioic acid
Butanoyl chloride and propane-1,3-diol
Propane-1,3-diol and butanedioyl dichloride
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31 mark
Which compound can form a condensation polymer by itself?
HOOCCH2CH2COOH
NH2C6H4NH2
COCl CH2NH2
CH2OHCH2COOCH2OH
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41 mark
Condensation polymers are more environmentally friendly than addition polymers because they are biodegradable.
Which of the following is not a factor that can influence the hydrolysis reaction that occurs when condensation polymers biodegrade?
Amount of bacteria
Amount of water
Amount of nitrogen
Amount of ultraviolet light
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51 mark
Which method of polymer disposal can cause leaching of toxic compounds and release methane and other greenhouse gases into the environment?
Landfill
Incineration
Recycling
Burning
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11 mark
The repeating unit of a polymer is shown.
Which monomer or pair of monomers could be used to make this polymer?
Benzene-1,4-dicarboxylic acid and benzene-1,3-diamine
Benzene-1,4-dicarboxylic acid only
Benzene-1,4-dicarboxylic acid and benzene-1,4-diamine
Benzene-1,3-dicarboxylic acid and benzene-1,4-diamine
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21 mark
The repeating unit of a polyester is shown.
Plastics made from this polyester only soften at high temperatures. Which statement correctly explains the reason for this?
The polymer chains contain strong carbon-carbon bonds
The polymer chains contain hydrogen bonding and van der Waals’ forces between them
The polymer chains contain permanent dipole-dipole forces and van der Waals’ forces between them
The polymer chains contain strong carbon-oxygen bonds
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31 mark
Which polymer is most likely to biodegrade in landfill after several years?
PVC
Polyethene
Teflon
Nylon
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41 mark
Nomex ® is made by reacting 1,3-diaminobenzene and 1,3-benzenedicarboxylic acid.
Which statements correctly describes Nomex ®
| Polyamide | Addition polymer | Condensation polymer | Polyester |
A | ✓ | X | ✓ | X |
B | X | ✓ | X | X |
C | X | X | ✓ | ✓ |
D | ✓ | ✓ | X | X |
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51 mark
Part of the Kevlar ® polymer chain is shown.
Which monomer or pair of monomers could be used to make Kevlar ®?
Benzoic anhydride and 1,4-diaminobenzene
1,4-benzenedicarbonyl dichloride and 1,4-diaminobenzene
Benzene-1,4-dicarboxylic acid and 4-aminobenzoic acid
4-aminobenzoic acid only
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11 mark
Which row is correct?
| Polymer name | Monomer 1 | Monomer 2 | Elimination products |
A | Kevlar | Benzene-1,4-diamine | Benzene-1,4 -dicarboxylic acid | 2n-1 NH3 |
B | Nylon-6,10 | 6-Diaminohexane | Hexanedioyl dichloride | 2n HCl |
C | Kevlar | Benzene-1,4-diamine | Benzene-1,4 -dicarboxylic acid | 2n-1 H2O |
D | Nylon-6,6 | 6-Diaminohexane | Hexanedioic acid | 2n H2O |
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21 mark
Which monomer is not used to form the following polymer
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31 mark
Which of the following does not correctly explain the difference in the rate of decomposition of polymers in compost heaps and landfill?
There is more water available in compost heaps
There is more oxygen available in landfill
Compost heaps are warmer than landfill
There is less UV light available in landfill
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41 mark
Which of the following statements about Kevlar © and Nomex © is correct?
Nomex © has a straight polymer chain
Kevlar © is made from benzene-1,3-dicarboxylic acid and 1,3-diaminobenzene
Nomex © has a higher melting point than Kevlar ©
Kevlar © has a higher melting point than Nomex ©
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51 mark
A section of the polymer is shown below.
Which of the following statements about this polymer is correct?
The polymer can be formed from pentanedioyl dichloride and benzene-1,4-diol
When the polymer undergoes alkaline hydrolysis the original monomers will form
Water is formed when benzene-1,4-dicarboxylic acid and ethanediol react to form this polymer
If dilute acid is spilled on fabric made from this polymer, a small hole will appear after a short period of time
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