MCQ
In the reaction sequence :

$\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,\,O} \\ 
  {\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - H} 
\end{array}$ $\mathop {\xrightarrow{{HCN}}}\limits_{\mathop O\limits^\Theta  H} (A)\mathop {\xrightarrow{{{H_2}O/{H^ \oplus }}}}\limits_\Delta  $ Product

Product will be :

  • A
    $\begin{array}{*{20}{c}}
      {OH\,\,} \\ 
      {|\,\,\,\,\,\,} \\ 
      {C{H_3} - C - COOH} \\ 
      {|\,\,\,\,\,\,\,\,} \\ 
      {H\,\,\,\,\,\,\,} 
    \end{array}$
  • B
    $\begin{array}{*{20}{c}}
      {\,\,\,\,\,\,\,\,\,\,OH} \\ 
      {\,\,\,\,\,\,\,|} \\ 
      {HOOC - C - C{H_3}} \\ 
      {\,\,\,\,\,\,|} \\ 
      {\,\,\,\,\,\,\,\,\,\,H} 
    \end{array}$
  • Mixture of $\begin{array}{*{20}{c}}
      \,\,\,{OH\,\,} \\ 
      {|\,\,\,\,\,\,} \\ 
      {C{H_3} - C - COOH} \\ 
      {|\,\,\,\,\,} \\ 
     \,\,\,\,\,\,\,\,{H\,\,\,\,\,\,\,\,\,\,\,} 
    \end{array}$ and $\begin{array}{*{20}{c}}
      {\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ 
      {\,\,\,\,\,\,\,|} \\ 
      {HOOC - C - C{H_3}} \\ 
      {\,\,\,\,\,\,|} \\ 
      {\,\,\,\,\,\,\,\,\,H} 
    \end{array}$
  • D
    $\begin{array}{*{20}{c}}
      {OH\,\,\,\,\,\,} \\ 
      {|\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
      {C{H_3} - CH - CON{H_2}} 
    \end{array}$

Answer

Correct option: C.
Mixture of $\begin{array}{*{20}{c}}
  \,\,\,{OH\,\,} \\ 
  {|\,\,\,\,\,\,} \\ 
  {C{H_3} - C - COOH} \\ 
  {|\,\,\,\,\,} \\ 
 \,\,\,\,\,\,\,\,{H\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}$ and $\begin{array}{*{20}{c}}
  {\,\,\,\,\,\,\,\,\,\,\,\,OH} \\ 
  {\,\,\,\,\,\,\,|} \\ 
  {HOOC - C - C{H_3}} \\ 
  {\,\,\,\,\,\,|} \\ 
  {\,\,\,\,\,\,\,\,\,H} 
\end{array}$
c

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