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

  • question_answer The IUPAC name for \[C{{H}_{3}}CO-C{{H}_{3}}\] is  [J & K 2005]

    A) Dimethyl ketone

    B) Acetone

    C) Propanal

    D) Propanone

    Correct Answer: D

    Solution :

    \[\overset{1\,\,\,\,\,\,\,}{\mathop{C{{H}_{3}}}}\,-\overset{2\,\,\,\,}{\mathop{CO}}\,-\overset{3\,\,\,\,\,\,\,}{\mathop{C{{H}_{3}}}}\,\] Ketones are named by adding the suffix '-one' in place of '-e' of alkane. Thus IUPAC name is propanone.

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