MCQ
Arrange acidity of given four compounds in decreasing order :

$(I)$  $\begin{array}{*{20}{c}}
  {O\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\ 
  {||\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\ 
  {C{H_3} - C - C{H_2} - C - C{H_3}} 
\end{array}$

$(II)$ $\begin{array}{*{20}{c}}
  O \\ 
  {||} \\ 
  {C{H_3} - C - C{H_3}} 
\end{array}$

$(III)$ $CH \equiv CH$

$(IV)$ $CH_3-CHO$

Select correct answer from the codes given below :

Codes : 

  • A
    $I > IV> III > II$
  • $I > IV > II >III$
  • C
    $III > I > IV > II$
  • D
    $II > IV > I > III$

Answer

Correct option: B.
$I > IV > II >III$
b

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