Chemical Properties of Carboxylic Acids and its Derivatives

Among the following acids which has the lowest  ${\mathrm{pK}}_{\mathrm{a}}$ value?

A liquid was mixed with ethanol and a drop of concentrated H₂SO₄ was added. A compound with a fruity smell was formed. The liquid was:

A liquid was mixed with ethanol and a drop of concentrated H₂SO₄ was added. A compound with a fruity smell was formed. The liquid was:

Which amongst the following compounds has the highest acid strength?

Given below are two statements, one is labelled as Assertion $\mathbf{A}$ and the other is labelled as Reason $\mathbf{R}$.
Assertion $\mathbf{A}$: A solution of the product obtained by heating a mole of glycine with a mole of chlorine in presence of red phosphorous generates chiral carbon atom.
Reason $\mathbf{R}$: A molecule with $2$ chiral carbons is always optically active.
In the light of above statements, chose the correct answer from the options given below: 

Match List-I with .

Choose the correct answer from the options given below:

The reaction used for preparation of soap from fat is :

The major product formed in the following reaction is

Compare the acid strength of:

$$\begin{gathered} 1.\mathrm{o}-\mathrm{flourobenzoic} \mathrm{acid} \\ 2.\mathrm{o}-\mathrm{chlorobenzoic} \mathrm{acid} \\ 3.\mathrm{o}-\mathrm{bromobenzoic} \mathrm{acid} \\ 4.\mathrm{o}-\mathrm{iodobenzoic} \mathrm{acid} \end{gathered}$$

Find the correct order of acidity of the following compounds :

Match the following

State the name of the compound  and name the acid and alcohol from which it is formed.

.

What is the degree of unsaturation of $\mathrm{A}$?

Which of the following compound is converted to an optical isomer when it is treated with Br₂ in presence of red phosphorus?

Which of the following reagents can't be used for the reduction of ${\mathrm{CH}}_3\mathrm{COOH}$ to ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{OH}$?

For the following acids

$\underset{\mathrm{I}}{{\left({\mathrm{CH}}_3\right)}_3{\mathrm{CCH}}_2{\mathrm{CO}}_2\mathrm{H}} \underset{\mathrm{II}}{{\left({\mathrm{CH}}_3\right)}_3\stackrel{+}{\mathrm{N}}{\mathrm{CH}}_2{\mathrm{CO}}_2\mathrm{H} } \underset{\mathrm{III}}{{\mathrm{CH}}_3-\mathrm{COOH}}$

${\mathrm{pK}}_{\mathrm{a}}$ values will be in the order

In the given esterification rate of reaction maximum when