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STD 12 - 8.2 Carboxylic acids and their derivative — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 8.2 Carboxylic acids and their derivative4 Marks
MCQ
Identify product of above Fischer esterification reaction
  • A
    $\begin{matrix}
       \,\,\,O-Et  \\
       |\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
       Ph-CH-C{{O}_{2}}H  \\
    \end{matrix}$
  • B

  • ✓
    $\begin{matrix}
       Ph-CH-C{{O}_{2}}Et  \\
       |\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
       OH\,\,\,\,\,\,\,\,\,\,\,\,  \\
    \end{matrix}$
  • D
    $\begin{matrix}
       \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O  \\
       \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||  \\
       Ph-CH-C-Et  \\
       |\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
       OH\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
    \end{matrix}$
✓

Answer

Correct option: C.
$\begin{matrix}
   Ph-CH-C{{O}_{2}}Et  \\
   |\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   OH\,\,\,\,\,\,\,\,\,\,\,\,  \\
\end{matrix}$
c
$(c)$ Esterification reaction. 

$\begin{matrix}
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,OH\,\,\,\,\,O  \\
   \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,||  \\
   Ph-CH-C-H+EtOH\xrightarrow[\Delta ]{HCl}Ph-CH-C-O-Et+{{H}_{2}}O  \\
   \,\,\,|\,\,\,\,\,\,\,\,\,\,\,\,||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
   \,\,\,OH\,\,\,\,\,O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,  \\
\end{matrix}$

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