JEE Main & Advanced Chemistry Organic Chemistry: Some Basic Principles & Techniques Question Bank Classification and nomenclature of organic compounds

  • question_answer
    IUPAC name of \[{{(C{{H}_{3}})}_{2}}CH-C{{H}_{2}}-C{{H}_{2}}Br\] is [CBSE PMT 1996]

    A) 1-bromopentane

    B) 2-methyl-4-bromobutane

    C) 1-bromo-3-methylbutane

    D) 2-methyl-3-romopropane

    Correct Answer: C

    Solution :

    \[\underset{\text{1}-\text{bromo}-\text{3}-\text{methyl}\,\text{butane}}{\mathop{\overset{4\,\,\,\,\,\,\,\,}{\mathop{C{{H}_{3}}}}\,-\underset{C{{H}_{3}}}{\mathop{\underset{|\,\,\,\,\,\,}{\mathop{\overset{3\,\,\,\,\,}{\mathop{CH}}\,}}\,}}\,-\overset{2\,\,\,\,\,\,\,\,}{\mathop{C{{H}_{2}}}}\,-\overset{1\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{C{{H}_{2}}}}\,-Br}}\,\]


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