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STD 11 - 9. Hydricarbon — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 9. Hydricarbon4 Marks
MCQ
Which of the following reaction does not give Alkyne
  • A
    $\begin{array}{*{20}{c}}
      {C{H_3} - C{H_2} - CH - C{H_2}} \\ 
      {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,} \\ 
      {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,Cl\,\,\,\,\,\,\,\,\,\,\,Cl} 
    \end{array}$ $\xrightarrow[{(ii)NaN{H_2}}]{{(i)Alc.\,KOH}}$
  • B

  • ✓
    $\begin{array}{*{20}{c}}
      {C{H_3} - C{H_2} - CH - C{H_2}} \\ 
      {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,} \\ 
      {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,Cl\,\,\,\,\,\,\,\,\,\,Cl} 
    \end{array}$ $\xrightarrow[\Delta ]{{Zn}}$
  • D

✓

Answer

Correct option: C.
$\begin{array}{*{20}{c}}
  {C{H_3} - C{H_2} - CH - C{H_2}} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,} \\ 
  {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,Cl\,\,\,\,\,\,\,\,\,\,Cl} 
\end{array}$ $\xrightarrow[\Delta ]{{Zn}}$
c

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