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CAPE Chemistry Unit 2 · 2008 (T&T) · Paper 2 · Question 1(a)

Figure 1 displays a reaction scheme for compounds derived from benzene.

Suggest reagents to be used in EACH of the transformations (i), (ii), (iii), (iv), and (v).

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Other parts of this question

  1. 1(b)(i)Draw the structure for the monosubstituted product formed from the reaction of chlorine with benzene.[1.33 marks]
  2. 1(b)(ii)Draw the structure(s) for the monosubstituted product(s) formed from the reaction of chlorine with methylbenzene.[1.33 marks]
  3. 1(b)(iii)Draw the structure for the monosubstituted product formed from the reaction of chlorine with nitrobenzene.[1.34 marks]
  4. 1(c)(i)Suggest a reason for the position of the chlorine on the benzene ring in the product of benzene.[1 mark]
  5. 1(c)(ii)Suggest a reason for the position of the chlorine on the benzene ring in the product(s) of methylbenzene.[1 mark]
  6. 1(c)(iii)Suggest a reason for the position of the chlorine on the benzene ring in the product of nitrobenzene.[1 mark]
  7. 1(d)List benzene, methylbenzene, and nitrobenzene in order of increasing ease of reactivity with chlorine (least reactive first), and explain your answer.[3 marks]

More practice: the rest of this paper · more Functional Group Analysis, Reactions and Mechanisms questions · all CAPE Chemistry Unit 2 past papers