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NEET Sample Paper NEET Sample Test Paper-25

  • question_answer
    Roasting of sulphides gives the gas X as a by- product. This is a colourless gas with choking smell of burnt sulphur and causes great damage to respiratory organs as a result of acid rain. Its aqueous solution is acidic, acts as a reducing agent and its acid has never been isolated. The gas X is

    A) \[C{{O}_{2}}\]

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

    C) \[S{{O}_{3}}\]

    D) \[{{H}_{2}}S\] 

    Correct Answer: B

    Solution :

     \[S{{O}_{2}}+{{H}_{2}}O\to {{H}_{2}}S{{O}_{3}}\]


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