Question

$ {{C}_{2}}{{H}_{5}}OH\xrightarrow[NaOH]{{{I}_{2}}}A\xrightarrow[KOH]{Aqueous}B $ In equation given above $ A $ and $ B $ are respectively

• A. $ CH{{I}_{3}} $ and $ HCOOK $
• B. $ CH{{I}_{3}} $ and $ C{{H}_{3}}COOK $
• C. $ C{{H}_{4}} $ and $ HCOOK $
• D. $ CH{{I}_{3}} $ and $ {{H}_{2}} $

Answer 1

Answer: (A)

$ {{C}_{2}}{{H}_{5}}OH+4{{I}_{2}}+6NaOH\xrightarrow{{}}\underset{Iodoform}{\mathop{CH{{I}_{3}}}}\, $ $ +HCOONa+5NaI+5{{H}_{2}}O $ $ CH{{I}_{3}}+3KOH\xrightarrow{{}}\left[ H-\underset{\begin{smallmatrix} | \\ OH \end{smallmatrix}}{\overset{\begin{smallmatrix} OH \\ | \end{smallmatrix}}{\mathop{C}}}\,-OH \right]\xrightarrow{{{H}_{2}}O} $ $ H-\overset{\begin{smallmatrix} O \\ || \end{smallmatrix}}{\mathop{C}}\,-OH $ $ H-\overset{\begin{smallmatrix} O \\ || \end{smallmatrix}}{\mathop{C}}\,-OH+KOH\xrightarrow{{}}H-\overset{\begin{smallmatrix} O \\ || \end{smallmatrix}}{\mathop{C}}\,-OK+{{H}_{2}}O $