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Which of the following is likely to undergo racemisation during alkaline hydr -

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Question

Which of the following is likely to undergo racemisation during alkaline hydrolysis?

Options

  • \[\ce{(CH3)3C - CH2 - Cl}\]

  • \[\begin{array}{cc}
    \ce{H3C - CH - CH3}\\
    |\phantom{..}\\
    \ce{Cl}\phantom{.}
    \end{array}\]

  • \[\begin{array}{cc}
    \ce{H3C - CH2 - CH - CH3}\\
    \phantom{.....}|\\
    \phantom{......}\ce{Cl}
    \end{array}\]

  • \[\begin{array}{cc}
    \ce{H3C - CH2 - CH - CH2 - CH3}\\
    |\phantom{..}\\
    \ce{Cl}\phantom{.}
    \end{array}\]

MCQ

Solution

\[\begin{array}{cc}
\ce{H3C - CH2 - CH - CH3}\\
\phantom{.....}|\\
\phantom{......}\ce{Cl}
\end{array}\]

Explanation:

Among the given compounds,

\[\begin{array}{cc}\ce{H3C - CH2 - CH - CH3}\\
\phantom{.....}|\\\phantom{......}\ce{Cl}\end{array}\] will undergo racemisation during alkaline hydrolysis. The reaction involved is as follows:

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Alkali Metals and Alkaline Earth Metals
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