JEE Main & Advanced Chemistry Organic Chemistry: Some Basic Principles & Techniques Question Bank Chemical analysis of organic compounds

  • question_answer
    An organic compound containing carbon hydrogen and oxygen contains 52.20% carbon and 13.04% hydrogen. Vapour density of the compound is 23. Its molecular formula will be [MP PMT 2002]

    A) \[{{C}_{2}}{{H}_{6}}O\]

    B) \[{{C}_{3}}{{H}_{8}}O\]

    C) \[{{C}_{4}}{{H}_{8}}O\]

    D) \[{{C}_{5}}{{H}_{10}}O\]

    Correct Answer: A

    Solution :

    Molecular weight = V.D. ´ 2 = 23 ´ 2 = 46 Molecular weight of \[{{C}_{2}}{{H}_{6}}O=46\]

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