JEE Main & Advanced Chemistry Equilibrium / साम्यावस्था Question Bank Critical Thinking

  • question_answer
    Increasing order of acidic character would be      [RPMT 1999]

    A)                 \[C{{H}_{3}}COOH<{{H}_{2}}S{{O}_{4}}<{{H}_{2}}C{{O}_{3}}\]

    B)                 \[C{{H}_{3}}COOH<{{H}_{2}}C{{O}_{3}}<{{H}_{2}}S{{O}_{4}}\]

    C)                 \[{{H}_{2}}C{{O}_{3}}<C{{H}_{3}}COOH<{{H}_{2}}S{{O}_{4}}\]

    D)                 \[{{H}_{2}}S{{O}_{4}}<{{H}_{2}}C{{O}_{3}}<C{{H}_{3}}COOH\]

    Correct Answer: C

    Solution :

                    Decreasing order of acidic character is \[{{H}_{2}}S{{O}_{4}}>C{{H}_{3}}COOH>{{H}_{2}}C{{O}_{3}}\]


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