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JEE Main & Advanced Sample Paper JEE Main Sample Paper-40

  • question_answer
    The I.U.P.A.C. name of \[\underset{\begin{smallmatrix}  | \\  CN \end{smallmatrix}}{\mathop{C{{H}_{2}}}}\,-\underset{\begin{smallmatrix}  | \\  CN \end{smallmatrix}}{\mathop{CH}}\,-\underset{\begin{smallmatrix}  | \\  CN \end{smallmatrix}}{\mathop{C{{H}_{2}}}}\,\] is

    A) 1,2,3-propanetrinitrile

    B) 1,2,3- tricyanopropane

    C) 3 -cyano-1,5 -dinitrilepentane

    D) 3 -cyano -1,5 -pentanedinitriIe

    Correct Answer: D

    Solution :

    \[{{H}_{2}}\overset{\begin{smallmatrix}  C \\  | \end{smallmatrix}}{\mathop{CN}}\,-\overset{\begin{smallmatrix}  CH \\  | \end{smallmatrix}}{\mathop{CN}}\,-\overset{\begin{smallmatrix}  C{{H}_{2}} \\  | \end{smallmatrix}}{\mathop{CN}}\,\] 3-Cyano-l, 5-pentadinitrile


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