J & K CET Engineering J and K - CET Engineering Solved Paper-2006

  • question_answer
    The molecular formula of dithionic acid is

    A) \[~{{H}_{2}}{{S}_{2}}{{O}_{4}}\]      

    B) \[~{{H}_{2}}{{S}_{2}}{{O}_{6}}\]

    C) \[~{{H}_{2}}{{S}_{2}}{{O}_{5}}\]       

    D) \[{{H}_{2}}{{S}_{2}}{{O}_{7}}\]

    Correct Answer: B

    Solution :

     \[{{H}_{2}}{{S}_{2}}{{O}_{4}}-\]Dithionous acid \[{{H}_{2}}{{S}_{2}}{{O}_{6}}-\]Dithionic acid \[{{H}_{2}}{{S}_{2}}{{O}_{5}}-\]Disculphurous acid \[{{H}_{2}}{{S}_{2}}{{O}_{7}}-\]Disculphuric acid


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