2. Solved Papers
  3. BHU PMT

BHU PMT BHU PMT (Mains) Solved Paper-2007

  • question_answer
    Propyne on hydrolysis in presence of\[{{H}_{2}}S{{O}_{4}}\]and\[HgS{{O}_{4}}\]gives

    A)  acetaldehyde                  

    B)  acetone

    C)  formaldehyde                 

    D)  none of these

    Correct Answer: B

    Solution :

                     \[C{{H}_{3}}-C\equiv CH+{{H}_{2}}O\xrightarrow[{{H}_{2}}S{{O}_{4}}]{HgS{{O}_{4}}}\] \[\left[ C{{H}_{3}}-\underset{\begin{smallmatrix}  | \\  OH \end{smallmatrix}}{\mathop{C}}\,=C{{H}_{2}}C{{H}_{3}}-\overset{\begin{smallmatrix}  O \\  || \end{smallmatrix}}{\mathop{C}}\,-C{{H}_{3}} \right]\]


You need to login to perform this action.
You will be redirected in 3 sec spinner