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Chemistry · May / June 2020 · Paper 12 · Question 33

5070Formulae, functional groups and terminology

Which structure represents an isomer of butane?

  1. AH-C-H with H-C-C-C-H chain structure
  2. Bbranched structure with H-C-C and H-C-H
  3. CH-C-H with H-C-C-C-H chain structure
  4. DH-C-C-H with H-C-C-H structure

As printed in the paper

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Correct answer: C. H-C-H with H-C-C-C-H chain structure

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