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6.2 Organic chemistry

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Question 21

A sample of one pure compound forms a condensation polymer containing amide links.

Which description could match the compound?

[1]
A

a molecule with a −COOH-\mathrm{COOH}−COOH group at each end

B

a molecule with one −NH2-\mathrm{NH_2}−NH2​ group and one −COOH-\mathrm{COOH}−COOH group

C

a molecule with an −NH2-\mathrm{NH_2}−NH2​ group at each end

D

a molecule with one −NH2-\mathrm{NH_2}−NH2​ group and one C=C\mathrm{C{=}C}C=C bond

Markscheme

6.2 Organic chemistry Questions

  1. GCSE
  2. /Chemistry
  3. /6.2 Organic chemistry

131 exam-style questions on OCR GCSE Chemistry 6.2 Organic chemistry, covering 6.2.1 Crude oil and fractional distillation, 6.2.2 Cracking and dependence on hydrocarbons, 6.2.3 Functional groups and homologous series, 6.2.4 Reactions of alkanes, alkenes and alcohols, 6.2.5 Addition polymerisation and repeat units, 6.2.6 Naturally occurring polymers, 6.2.7 Chemical cells and fuel cells, and 6.2.8 Condensation polymerisation and how to make one. Each one has a worked solution and a mark scheme showing where the marks go.

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