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3 marksOrganic Chemistry - An Introduction

CSEC Chemistry · January 2021 · Paper 2 · Question 3(a)(iii)

2-methylbutane and pentane are structural isomers with molecular formula C₅H₁₂.

Draw and name ONE other structural isomer of C₅H₁₂.

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Other parts of this question

  1. 3(a)(i)Define the term 'structural isomerism'.[2 marks]
  2. 3(a)(ii)Draw the fully displayed structure of 2-methylbutane.[2 marks]
  3. 3(b)(i)What is the functional group of ethanol, CH₃CH₂OH?[1 mark]
  4. 3(b)(ii)Complete Table 2 by inserting the reaction conditions and drawing the fully displayed structures of the products formed for the two reactions of ethanol.[5 marks]

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