Q.

Which of the following observations is correct and useful in identifying carboxylic acids?

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a

Carboxylic acids liberate CO2  gas from NaHCO3  solution

b

Acids liberate I2  from a mixture of KIO3  and KI

c

They produce fruity smell of esters when heated with alcohol in presence of conc.

H2SO4

d

All the above

answer is D.

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Detailed Solution

All the points are correct, since carboxylic acids are strong acids and they react readily.

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