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2 marksFunctional Group Analysis, Reactions and Mechanisms

CAPE Chemistry Unit 2 · 2016 · Paper 2 · Question 4(a)

Reaction scheme representing several reactions of benzene, including conversion to methylbenzene (toluene), bromotoluene, nitrobenzene, phenylamine, diazonium salt X, and an azo dye.

State the type of reaction labelled I and IV.

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Other parts of this question

  1. 4(b)List the reagents and conditions required for Reactions II and IV.[4 marks]
  2. 4(c)Draw the displayed formula for Compound X.[1 mark]
  3. 4(d)Outline the mechanism for Reaction I using curved arrows to indicate the movement of electrons, being careful to identify the various steps involved.[4 marks]
  4. 4(e)Write the structural formula for the products formed when phenol is treated with (i) aqueous bromine, (ii) sodium hydroxide, (iii) ethanoyl chloride.[3 marks]
  5. 4(f)Write the equation for the reaction in (e)(iii).[1 mark]

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