JEE Main & Advanced Chemistry GOC Question Bank Structural and stereo isomerism

  • question_answer An alkane forms isomers if the number of least carbon atom is [CPMT 1976; BHU 1985, 89]

    A) 1

    B) 2

    C) 3

    D) 4

    Correct Answer: D

    Solution :

    \[\underset{\text{n}-\text{butane}}{\mathop{C{{H}_{3}}-C{{H}_{2}}-C{{H}_{2}}-C{{H}_{3}}}}\,\] and \[\underset{\text{n}-\text{propyl}\,\text{alcohol}}{\mathop{C{{H}_{3}}-C{{H}_{2}}-C{{H}_{2}}-OH}}\,\]

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