Polymers for IGCSE 0.0 / 5 ? ChemistryPolymerIGCSECIE Created by: NeptuniumCreated on: 24-02-19 10:18 Name a polyester Terlyene 1 of 8 Suggest a condition needed to convert proteins into amino acids without using biological catalysts Strong acid / alkali / enzyme 2 of 8 State three problem cause by the disposal of non-biodegrable polymer visual pollution / (shortage of) landfill sites / danger to wildlife / animals (including at sea) / toxic gases when burnt / greenhouse gases produced when burnt 3 of 8 Name a synthetic macromolecule which contains the same linkage nylon / kevlar 4 of 8 Name two uses of man-made fibres, such as nylon and Terylene rope / clothing / other 5 of 8 Describe three disadvantages of plastics Non-biodegradeable / landfill site limited / visual pollution / danger to animals / burns to form toxic gases 6 of 8 Describe the difference between condensation and addition polymerization Condensation has byproduct, addition has only one product. 7 of 8 Linkage formed by condensation between carboxylic acid and alcohol Ester linkage 8 of 8
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