MCQ
$\begin{array}{*{20}{c}}
  O \\ 
  {||} \\ 
  {C{H_3} - C - C{H_3}} 
\end{array}$ $\xrightarrow{{{I}_{2}}/NaOH}\underset{\begin{smallmatrix} 
 yellow\,\,compound \\ 
 \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,+ 
 \\ 
 \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,(B) 
\end{smallmatrix}}{\mathop{(A)}}\,$ $\xrightarrow[\Delta ]{{Ag - powder}}(C)$ $\xrightarrow{{Dil\,\,{H_2}S{O_4}/HgS{O_4}}}(D)$

$A, C$ and $D$ are :-

  • Iodoform, Acetylene & Acetaldehyde
  • B
    Sodium acetate, Ethyne & Acetone
  • C
    Iodoform, Ethyne & Butenyne
  • D
    Sodium acetate, Ethyne & Butenyne

Answer

Correct option: A.
Iodoform, Acetylene & Acetaldehyde
a
$\begin{array}{*{20}{c}}
  O \\ 
  {||} \\ 
  {C{H_3} - C - C{H_3}} 
\end{array}$ $\xrightarrow{{{I}_{2}}/NaOH}\underset{(A)}{\mathop{CH{{I}_{3}}+C{{H}_{3}}-CO\overset{\Theta }{\mathop{O}}\,\overset{\oplus }{\mathop{N}}\,a}}$ $\xrightarrow[{}]{Ag-powder}\underset{(B)}{\mathop{CH\equiv CH}}$ $\xrightarrow[{{H}_{2}}S{{O}_{4}}]{dil\,\,{{H}_{2}}S{{O}_{4}}/HgS{{O}_{4}}}$ $\underset{(C)}{\mathop{\begin{matrix}
   \,\,\,\,\,O  \\
   \,\,\,\,\,||  \\
   C{{H}_{3}}-C-H  \\
\end{matrix}}}\,$

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