1. A few drops of what should be added to ethanoic acid and ethanol to produce ethyl ethanoate?

Question 1 of 14

2. State the conditions needed for the manufacture of ethanol by the fermentation of sugars.

Question 2 of 14

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

Question 3 of 14

4. What is the name of this ester?

Question 4 of 14

5. Which ester is produced when ethanol and ethanoic acid react in the presence of an acid catalyst?

Question 5 of 14

6. Name this molecule

Question 6 of 14

7. 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 7 of 14

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

Question 8 of 14

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

Question 9 of 14

10. Write the chemical equation for the complete combustion of ethanol

Question 10 of 14

11. What is the functional group of an ester?

Question 11 of 14

12. Give the name of C₃H₈O

Question 12 of 14

13.

In the production of ethanol by fermentation, why is the process done in the absence of air?

Question 13 of 14

14. What is the functional group of a carboxylic acid?

Question 14 of 14


 

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