MCQ
$\begin{array}{*{20}{c}}
  {Ph - C - C{H_3}} \\ 
  {||\,\,\,\,} \\ 
  {O\,\,\,\,\,\,} 
\end{array}$ $\xrightarrow{{NaOCl}}$ $A$ $+$ $salt$ 

$A$ $+$ $\begin{array}{*{20}{c}}
  {C{H_3} - C - C{H_3}} \\ 
  {||\,} \\ 
  {O\,\,\,} 
\end{array}$ $→$ $B$    $'B'$ is

  • A
    $\begin{array}{*{20}{c}}
      {C{H_3} - C - CH = C - Ph} \\ 
      {\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,} \\ 
      {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}\,\,\,\,\,} 
    \end{array}$
  • B
    $\begin{array}{*{20}{c}}
      {Ph - C - CH = CH - C - C{H_3}} \\ 
      {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,} \\ 
      {\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,} 
    \end{array}$
  • $\begin{array}{*{20}{c}}
      {C{H_3}} \\ 
      {{H_3}C} 
    \end{array} > C < \begin{array}{*{20}{c}}
      {CC{l_3}} \\ 
      {OH} 
    \end{array}$
  • D
    $\begin{array}{*{20}{c}}
      {Cl} \\ 
      | \\ 
      {C{H_3} - C - C{H_3}} \\ 
      | \\ 
      {Cl} 
    \end{array}$

Answer

Correct option: C.
$\begin{array}{*{20}{c}}
  {C{H_3}} \\ 
  {{H_3}C} 
\end{array} > C < \begin{array}{*{20}{c}}
  {CC{l_3}} \\ 
  {OH} 
\end{array}$
c
$\begin{array}{*{20}{c}}
  {O\,\,} \\ 
  {||\,\,} \\ 
  {Ph - C - C{H_3}} 
\end{array}$ $\xrightarrow[\begin{subarray}{l} 
  Haloform \\ 
  R{x^R} 
\end{subarray} ]{{NaOCl}}$ $CHC{l_3}\, + \,PhCOONa$ $\xrightarrow{{\begin{array}{*{20}{c}}
  {C{H_3} - C - C{H_3}} \\ 
  {||} \\ 
  O 
\end{array}}}$ Chloretone

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