BCECE Engineering BCECE Engineering Solved Paper-2005

  • question_answer
    Cyanide group on hydrolysis gives:

    A) acid                       

    B)        acetamide

    C) amine                  

    D)        hydrate 

    Correct Answer: A

    Solution :

    \[\underset{alkyl\,cyanide}{\mathop{RCN}}\,\xrightarrow[{{H}^{+}}/O{{H}^{-}}]{{{H}_{2}}O}\underset{amide}{\mathop{RCON{{H}_{2}}}}\,\] \[\xrightarrow[{{H}^{+}}/O{{H}^{-}}]{{{H}_{2}}O}\underset{acid}{\mathop{RCOOH}}\,\] \[\therefore \] Alkyl cyanide on hydrolysis give acid.


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