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

  • question_answer
    Platinized asbestos is used as a catalyst in the manufacture of \[{{H}_{2}}S{{O}_{4}}\]. It is an example of [CPMT 1975]

    A)                 Heterogeneous catalyst               

    B)                 Autocatalyst

    C)                 Homogenous catalyst   

    D)                 Induced catalyst

    Correct Answer: A

    Solution :

    \[\underset{(\text{g})}{\mathop{2S{{O}_{2}}}}\,+\underset{(\text{g})}{\mathop{{{O}_{2}}}}\,\underset{(\text{s})}{\mathop{\underset{\text{Asbestose}}{\mathop{\xrightarrow{\text{Platinized}}}}\,}}\,2S{{O}_{3}}\]; Example of heterogeneous catalyst.


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