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Esters

a Ethanoic ac...

Question

(a) Ethanoic acid reacts with ethanol in the presence of concentrated $H_{2} {S O}_{4}$ .
(i) Name the organic product formed.
(ii) Give the name of the reaction.
(iii) What is the role of $H_{2} {S O}_{4}$ in the above reaction?
(b) The molecular formula of an organic compound is ${C H}_{3} C O O H$ .
(i) Write the IUPAC name of this compound.
(ii) Give one use of this compound.

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Solution

(a)
(i) The organic product formed is Ethyl ethanoate.
(ii) The name of the reaction is 'Esterification'.
(iii) In this reaction conc. $H_{2} S O_{4}$ acts as a catalyst.
(b)
(i) The IUPAC name is Ethanoic acid.
(ii) Ethanoic acid (Acetic acid) is used for making vinegar which is used as a preservative in food and fruit juices.

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