JEE Main & Advanced Chemistry Surface & Nuclear Chemistry / भूतल और नाभिकीय रसायन Question Bank Catalyst and Catalysis

  • question_answer
    Which requires catalyst [AFMC 1987; MP PET 1999]

    A)                 \[S+{{O}_{2}}\to S{{O}_{2}}\]    

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

    C)                 \[C+{{O}_{2}}\to C{{O}_{2}}\]    

    D)                 All

    Correct Answer: B

    Solution :

      \[\underset{(g)}{\mathop{2S{{O}_{2}}}}\,+\underset{(g)\,\,\,}{\mathop{{{O}_{2}}}}\,\underset{\text{Asbestos(promoter)}}{\mathop{\xrightarrow{\text{Pt}\,\text{Catalyst}}}}\,2S{{O}_{3}}(g)\]


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