MCQ
Glyoxal is
  • A
    $C{H_2}O - C{H_2}O$
  • B
    $\begin{array}{*{20}{c}}
      \begin{gathered}
      C{H_2}OH \hfill \\
      \,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \hfill \\ 
    \end{gathered}  \\ 
      {C{H_2}OH}
    \end{array}$
  • $\begin{array}{*{20}{c}}
      \begin{gathered}
      CHO \hfill \\
    \, \,\, \,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \hfill \\ 
    \end{gathered}  \\ 
      {CHO}
    \end{array}$
  • D
    $\begin{array}{*{20}{c}}
      \begin{gathered}
      C{H_2}OH \hfill \\
      \,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \hfill \\ 
    \end{gathered}  \\ 
      {CHO}\,\,\,\,\,\,\,
    \end{array}$

Answer

Correct option: C.
$\begin{array}{*{20}{c}}
  \begin{gathered}
  CHO \hfill \\
\, \,\, \,|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \hfill \\ 
\end{gathered}  \\ 
  {CHO}
\end{array}$
c
It's Obvious.

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