Chemical Properties of Carboxylic Acids and its Derivatives

Acetyl bromide reacts with excess of  ${\mathrm{CH}}_3\mathrm{MgI}$ followed by treatment with a saturated solution of  ${\mathrm{NH}}_4\mathrm{Cl}$ gives –

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?

Among the following the lowest $\mathrm{pKa}$ value is of

Choose the reagents used to transfer carboxylic acid to acid chloride.

Which of the following reagents can convert acid chloride into alcohols?

Consider the reaction.

The functional group of cyclic compound (A) is:

The self-condensation reaction of one molecule of $5$-hydroxyhexanoic acid gives

The Hell-Volhard-Zelinsky reaction is used to

When chlorine is passed through acetic acid in presence of halogen carrier (red $\mathrm{P}$), it forms

Write the equation for the alkylation of carboxylic acids?

Explain the mechanism of alkylation of carboxylic acids?

At what position of carboxylic acids does alkylation take place?

Identify the reagents $A$ and $B$ in the following reaction

${\mathrm{CH}}_3{\mathrm{CH}}_3⟵{}^{\left(\mathrm{B}\right)}{\mathrm{CH}}_3\mathrm{COOH}⟶{}^{\left(A\right)}⟶{\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{OH}$

In which one of the following cases will the $\mathrm{\alpha }$-hydrogen NOT be abstracted on treatment with one equivalent of base?

Effervescence takes place when sodium carbonate solution is added to