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CSEC Chemistry · May/June 2018 · Paper 2 · Question 5(a)

Ethanol, the main ingredient in many alcoholic drinks, is obtained by a process known as fermentation.

Describe the process of fermentation. In your description, identify the raw materials and products, and write a relevant chemical equation.

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Other parts of this question

  1. 5(b)Briefly describe the soap-making process, stating the necessary reagents and conditions. Based on the structure of the fat molecule shown above, draw the…[4 marks]
  2. 5(c)(i)Based on the following diagrams showing the partial structure of a polymer, deduce the type of polymer shown, and the type of polymerization reaction that took…[4 marks]
  3. 5(c)(ii)Draw the structure of the monomer used to form Polymer CC.[2 marks]

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