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JEE Main & Advanced Chemistry Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ Question Bank Chemical stoichiometry

  • question_answer
    In order to prepare one litre normal solution of \[KMn{{O}_{4}}\], how many grams of \[KMn{{O}_{4}}\] are required if the solution is used in acidic medium for oxidation                [MP PET 2002]

    A)                 158 g     

    B)                 31.6 g

    C)                 790 g     

    D)                 62 g

    Correct Answer: B

    Solution :

                    Acidic medium \[E=\frac{M}{5}=\frac{158}{5}=31.6gm\].


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