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STD 12 -8.1. Aldehydes and ketones — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 12 -8.1. Aldehydes and ketones4 Marks
MCQ
$C{H_3} - C{H_2} - C \equiv CH\mathop {\xrightarrow{{HgS{O_4}}}}\limits_{{H_2}S{O_4}} $ $A,$ the compound $A$ is
  • ✓
    $\begin{matrix}
       \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
       \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
       C{{H}_{3}}-C{{H}_{2}}-C-C{{H}_{3}}  \\
    \end{matrix}$
  • B
    $C{H_3} - C{H_2} - C{H_2} - CHO$
  • C
    $C{H_3} - C{H_2} - C{H_2} - COOH$
  • D
    None of these
✓

Answer

Correct option: A.
$\begin{matrix}
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
   C{{H}_{3}}-C{{H}_{2}}-C-C{{H}_{3}}  \\
\end{matrix}$
a

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