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JEE Main & Advanced Chemistry Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ Question Bank Percentage composition and Molecular formula

  • question_answer
    In which of the following pairs of compounds the ratio of C, H and O is same

    A)                 Acetic acid and methyl alcohol

    B)                 Glucose and acetic acid

    C)                 Fructose and sucrose

    D)                 All of these

    Correct Answer: B

    Solution :

               Glucose ­- \[{{C}_{6}}{{H}_{12}}{{O}_{6}}\]                    Ratio of C, H and O \[=1:2:1\]                    In acetic acid \[\underset{O\,\,}{\mathop{C{{H}_{3}}-\underset{||}{\mathop{C}}\,-O-H}}\,\]                                 Ratio of C, H and O \[1:2:1\].


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