BHU PMT BHU PMT Solved Paper-2003

  • question_answer
    \[N{{a}_{2}}{{S}_{2}}{{O}_{3}}+12\xrightarrow{{}}Product\] is:

    A)  \[N{{a}_{2}}S\]                                

    B) \[N{{a}_{2}}S{{O}_{4}}\]

    C)  \[N{{a}_{2}}{{S}_{4}}{{O}_{6}}\]              

    D)  \[{{S}_{2}}\]

    Correct Answer: C

    Solution :

                     \[2N{{a}_{2}}{{S}_{2}}{{O}_{3}}+{{I}_{2}}\xrightarrow[{}]{{}}~\underset{Sod.\,terathionate}{\mathop{N{{a}_{2}}{{S}_{4}}{{O}_{6}}}}\,+2NaI\] \[\therefore \]The product is sodium tetrathionate.


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