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JEE Main & Advanced Chemistry Analytical Chemistry Question Bank Volumetric Analysis

  • question_answer
    When \[KMn{{O}_{4}}\] solution is titrated with a solution containing \[F{{e}^{2+}}\] ion, the indicator used in this titration is [CPMT 1989; AIIMS 1996]

    A) Phenolphthalein

    B) Methyl orange

    C) \[{{K}_{3}}\left[ Fe{{\left( CN \right)}_{6}} \right]\]

    D) None of these

    Correct Answer: D

    Solution :

    Here \[KMn{{O}_{4}}\] is used as an indicator as well as a reactant.


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