Carboxylic acid have higher boiling points than aldehydes, ketones and even alcohols of comparable molecular mass. It is due to their:

Match the compounds given in List-$\mathrm{I}$ with List-$\mathrm{II}$ and select the suitable option using the code given below:

In the above reaction, the product $\text{'}\mathrm{P}\text{'}$ is

The products of the following reaction are

${\mathrm{CH}}_3\mathrm{C}\equiv \mathrm{C}-{\mathrm{CH}}_2{\mathrm{CH}}_3\underset{\left(\mathrm{ii}\right) \mathrm{Hydrolysis} }{\overset{\left(\mathrm{i}\right) {\mathrm{O}}_3}{\to }}$

Reaction of cyclohexanone with dimethylamine in the presence of catalytic amount of an acid forms a compound. If water during the reaction is continuously removed the compound formed is generally known as