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CAIE IGCSE Chemistry 11.2.2 Type of Compound Present Given a Questions

Work through real CAIE IGCSE Chemistry questions to classify organic compounds from suffixes, molecular formulae and displayed structures.

Syllabus
2026–2028
Course
Chemistry 0620

Exam points

  • match -ane, -ene, -ol and -oic acid name endings to alkanes, alkenes, alcohols and carboxylic acids
  • identify the organic compound type from a molecular formula or displayed structure
  • name the homologous series represented by a formula, structure or characteristic suffix

CAIE IGCSE Chemistry 11.2.2 Type of Compound Present Given a Questions question 1

[Maximum number: 1]

A molecule of compound P contains two carbon atoms and four hydrogen atoms.
Which row represents P ?

name of
compound

MrM_{r}

reacts with
aqueous bromine

ethane

30

×

ethene

16

✓

ethene

28

✓

ethene

28

×

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