Which of the following test is not carried out to examine the presence of -COOH groups?
Text Solution
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Carboxylic acids turn blue litmus paper red, as the hydroxyl group in -COOH is more acidic than in alcohol.
When carboxylic acid reacts with sodium bicarbonate solution, carbon dioxide is released causing brisk effervescence, and sodium acetate is formed.
(brisk effervescence)
Carboxylic acid reacts with alcohol in the presence of concentrated sulphuric acid to form a sweet-smelling ester. This reaction is known as esterification.
Bromine water test
No reaction
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