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IB Chemistry SL 3.2.6 Structural isomers Question Bank

Practise IB Chemistry SL 3.2.6 by identifying and drawing structural isomers from molecular formulas.

Syllabus
First assessment 2025
Course
Chemistry SL
Level
SL

Exam points

  • Distinguish structural isomers from compounds with different molecular formulas.
  • Draw possible chain, position or functional-group isomers for a stated formula.
  • Classify an alcohol or other organic compound using the carbon attached to its functional group.

3.2.6—Structural isomers question 1

[Maximum number: 1]

Phenylethene (styrene) is produced from ethylbenzene in a gas-phase equilibrium.

Figure for Question 3.2.6—Structural isomers question 1 — IB Chemistry SL

Another compound used to make polymers, benzene-1,4-dicarboxylic acid, can be produced by a series of reactions.

Figure for Question 3.2.6—Structural isomers question 1 — IB Chemistry SL

Deduce the relationship between reactant A and ethylbenzene.

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