WB JEE Medical WB JEE Medical Solved Paper-2008

  • question_answer
    How many primary amines are possible with the formula \[{{\text{C}}_{\text{4}}}{{\text{H}}_{\text{11}}}\text{N}\]?

    A)  1                                            

    B)  2

    C)  3                                            

    D)  4

    Correct Answer: D

    Solution :

                     The possible primary amine with the formula \[{{\text{C}}_{\text{4}}}{{\text{H}}_{\text{11}}}\text{N}\]are (i) \[C{{H}_{3}}C{{H}_{2}}C{{H}_{2}}C{{H}_{2}}N{{H}_{2}}\] (ii) \[C{{H}_{3}}\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{C}}\,}}\,H-C{{H}_{2}}-N{{H}_{2}}\] (iii) \[C{{H}_{3}}-\underset{N{{H}_{2}}}{\overset{C{{H}_{3}}}{\mathop{\underset{|}{\overset{|}{\mathop{C}}}\,}}}\,-C{{H}_{3}}\] (iv) \[C{{H}_{3}}-C{{H}_{2}}-\underset{C{{H}_{3}}}{\mathop{\underset{|}{\mathop{CH}}\,}}\,-N{{H}_{2}}\]


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