NEET Sample Paper NEET Sample Test Paper-23

  • question_answer
    Which one of the following contain isopropyl group?

    A)  2, 2, 3-trimethylpentane

    B)  2-methylpentane

    C)  2, 2, 3, 3-tetramethylpentane

    D)  3, 3-dimethylpentane

    Correct Answer: B

    Solution :

    Here, structure of 2-methyl pentane has the isopropyl group. \[\underset{2-\text{Methyl}\,\text{pentane}}{\mathop{{{H}_{3}}C-C{{H}_{2}}-C{{H}_{2}}-\overset{C{{H}_{3}}}{\mathop{\overset{|}{\mathop{CH}}\,}}\,-C{{H}_{3}}}}\,\] Hence, the correct option is [b].


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