BVP Medical BVP Medical Solved Paper-2013

  • question_answer
    The IUPAC name of the compound \[CNC{{H}_{2}}CHCNC{{H}_{2}}CN\] is

    A)  1,2,3-tricyanopropane

    B)  1,2,3-cyanopropane

    C)  1,2,3-propane trinitrile

    D)  3-cyano-1,5-dinitrile

    Correct Answer: B

    Solution :

                    \[\underset{CN}{\mathop{\underset{|}{\mathop{C{{H}_{2}}}}\,}}\,-\underset{CN}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-\underset{CN}{\mathop{\underset{|}{\mathop{C{{H}_{2}}}}\,}}\,\]IUPAC name 1,2.3-tricyanopropane According to modern recommendations, if there are more than two same functional groups in a compound, they are not included in the root chain.


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