JEE Main & Advanced Chemistry Analytical Chemistry Question Bank Volumetric Analysis

  • question_answer
    For the preparation of sodium thiosulphate by ?Springs reaction?, the reactants used are [EAMCET 2003]

    A) \[N{{a}_{2}}S+N{{a}_{2}}S{{O}_{3}}+C{{l}_{2}}\]

    B) \[Na{{}_{2}}S+S{{O}_{2}}\]

    C) \[N{{a}_{2}}S{{O}_{3}}+S\]

    D) \[N{{a}_{2}}S+N{{a}_{2}}S{{O}_{3}}+\]

    Correct Answer: D

    Solution :

    \[N{{a}_{2}}S+{{I}_{2}}+N{{a}_{2}}S{{O}_{3}}\to N{{a}_{2}}{{S}_{2}}{{O}_{3}}+2NaI\]


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