Methods of Preparation of Carboxylic acid and its Derivatives

$\mathrm{n}$-Propanol on treatment with concentrated $\mathrm{HBr}$ gives $\mathrm{P}$. The product $\mathrm{P}$ on reaction with $\mathrm{KCN}$ gave the product $\mathrm{Q}$. The product $\mathrm{Q}$ on heating with aqueous acidic solution, furnished the product $\mathrm{R}$. The product '$\mathrm{R}$' is

Examine the structural formulas shown below, and find out how many compounds will show the oxidation reaction with acidic ${\mathrm{KMnO}}_4$.

Which of the following compounds are treated with a carboxylic acid to form acid chlorides?

Acetic acid is treated with thionyl chloride to form _____ chloride.

What happens when acetic acid is treated with phosphorus trichloride?

What happens when carboxylic acid is treated with thionyl chloride?

Write the reaction of a carboxylic acid with phosphorus pentachloride.

The refluxing of ${\left(\mathrm{C}{\mathrm{H}}_3\right)}_2\mathrm{N}\mathrm{C}\mathrm{O}\mathrm{C}{\mathrm{H}}_3$ with acid gives

The compound B is

Acid hydrolysis of X yields two different organic compounds. Which one of the following is X?

The major product formed when 1, 1, 1- trichloropropane is treated with aqueous potassium hydroxide is :

In the above reaction sequence, the product $\mathrm{C}$ is

The compound $\mathrm{X}$ in the following reaction scheme:

 is:

Nitriles are hydrolysed to amides and then to carboxylic acids in the present of which of the following catalyst:

Which one of the following functional groups undergoes hydrolysis with alkali to yield an acid group?

The compounds $\mathrm{X}, \mathrm{Y}$ and $\mathrm{Z}$ in the following reactions respectively are

Which of the following compound on heating with conc. sodium hydroxide give corresponding salt of carboxylic acid and alcohol?
 

Method by which acetaldehyde can not be prepared is:

What is the product of the following reaction ?

 ?

major product