Question

\[\ce{Dry ice + A -> 2-Methylbutanoic acid}\]. In this reaction 'A' is:

पर्याय

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

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

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

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

Answer 1

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

Explanation: