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8.2 Organic chemistry isomerism — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry8.2 Organic chemistry isomerism1 Mark
MCQ
Which of the following is optically active molecule ?
  • A
    \[\begin{array}{*{20}{c}}
    {\,\,\,\,\,\,\,\,\,\,\,\,{C_2}H_5\,\,}\\
    |\\
    {C{H_3} - C - Me}\\
    |\\
    {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_2} - OH}
    \end{array}\]
  • B
    \[\begin{array}{*{20}{c}}
    {\,\,\,\,\,\,\,\,\,\,\,\,{C_2}H_5\,\,}\\
    |\\
    {C{H_3} - C - Cl}\\
    |\\
    {\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,C{H_2} - C{H_3}}
    \end{array}\]
  • ✓
    \[\begin{array}{*{20}{c}}
    {\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}\,\,\,\,\,\,}\\
    |\\
    {H - C - Cl}\\
    {\,\,\,|\,\,\,}\\
    {\,\,\,\,\,\,\,OH\,\,\,}
    \end{array}\]
  • D
    All of these
✓

Answer

Correct option: C.
\[\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,C{H_3}\,\,\,\,\,\,}\\
|\\
{H - C - Cl}\\
{\,\,\,|\,\,\,}\\
{\,\,\,\,\,\,\,OH\,\,\,}
\end{array}\]
c

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