CAIE IGCSE Chemistry 11.8.7 Deduce the Structure or Repeat Unit of Questions

Work through real CAIE IGCSE Chemistry questions to draw monomers, repeat units and polymer equations from alkene structures.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • deduce an alkene monomer from the carbon-chain repeat unit of an addition polymer
  • deduce the addition-polymer repeat unit from a given alkene structure by converting the double bond to a single bond
  • draw and name monomers and repeat units with correct substituents, continuation bonds and displayed formulae
  • write or complete addition-polymer equations and identify the polymer formed from a specified alkene

CAIE IGCSE Chemistry 11.8.7 Deduce the Structure or Repeat Unit of Questions question 1

[Maximum number: 3]

Many organic compounds contain carbon and hydrogen only.

Fig. 7.1 shows a section of polymer Q.

Fig. 7.1

Fig. 7.1

- Draw the displayed formula of the monomer that forms polymer Q.
- Name the monomer used to form polymer Q.

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