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1 markReactions of Carbon Compounds

CSEC Chemistry · May/June 2011 · Paper 2 · Question 3(a)(ii)

Anaerobic fermentation occurs in wine production using yeast.

Give ONE reason why high temperatures are NOT suitable for anaerobic fermentation.

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Other parts of this question

  1. 3(a)(i)Define 'anaerobic fermentation'.[2 marks]
  2. 3(b)Draw FULLY displayed structures of the hydrolysis products, A and B.[4 marks]
  3. 3(c)Name ONE by-product of the saponification of fats and oils, and state ONE disadvantage of synthetic cleaning agents over soaps.[2 marks]
  4. 3(d)(i)Draw the structure of the polymer formed from propene. Use THREE units of the monomer to demonstrate your answer.[2 marks]
  5. 3(d)(ii)What type of polymerisation would the 3-amino propanoic acid undergo? State the general name for the type of polymer formed from 3-amino propanoic acid.[1 mark]
  6. 3(d)(iii)Outline a chemical test that can be used to distinguish between propene and its polymer.[2 marks]

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