Organic Compounds Containing Halogens Question 51

Question: Which one of the following processes does not occur during formation of $ CHCl_3 $ from $ C_2H_5OH $ and bleaching powder

[DPMT 1984]

Options:

A) Hydrolysis

B) Oxidation

C) Reduction

D) Chlorination

Show Answer

Answer:

Correct Answer: C

Solution:

$ CaOCl_2+H_2O\xrightarrow{Hydrolysis}Ca{{(OH)}_2}+Cl_2 $

$ CH_3CH_2OH+Cl_2\xrightarrow{Oxidation}CH_3CHO+2HCl $

$ CH_3CHO+3Cl_2\xrightarrow{Chlorination}CCl_3CHO+3HCl $

$ \begin{matrix} CCl_3CHO \\ CCl_3CHO \\ \end{matrix}+Ca<\begin{matrix} OH \\ OH \\ \end{matrix}\to \underset{Chloroform}{\mathop{2CHCl_3}}\underset{\text{Calcium fomate}}{\mathop{+\begin{matrix} HCOO \\ HCOO \\ \end{matrix}>Ca}} $