1. In the production of ethanol by fermentation, why is the process done at an optimal temperature of 30⁰C?

Question 1 of 14

2. Name this molecule

Question 2 of 14

3. What is the process of forming an ester called?

Question 3 of 14

4. Ethanol is a flammable liquid. Suggest how it could be heated safely

Question 4 of 14

5. What observation is made when an aqueous solution of a carboxylic acid reacts with a metal carbonate? What product is responsible for this observation?

Question 5 of 14

6. What is the name of this molecule?

Question 6 of 14

7. What 2 properties makes esters useful in food flavourings and in perfumes?

Question 7 of 14

8. What common food-stuff contains a high proportion of ethanoic acid?

Question 8 of 14

9. What is the functional group of an ester?

Question 9 of 14

10. Of which homologous series is -OH the functional group?

Question 10 of 14

11. What 2 reactants are used to produce ethyl ethanoate?

Question 11 of 14

12. What is the name of this ester?

Question 12 of 14

13. Write the chemical equation for manufacture of ethanol by the fermentation of sugars.

Question 13 of 14

14. Of which homologous series is -COOH the functional group?

Question 14 of 14


 

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