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In the preparation of H(2)SO(4) by Cont...

In the preparation of `H_(2)SO_(4)` by Contact process, why is `SO_(3)` not absorbed directly in water to form `H_(2)SO_(4)` ?

Text Solution

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A dense fog of `H_(2)SO_(4)` is formed which is difficult to condense.
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In the preparation of H_2SO_4 by contact process, why is SO_3 not absorbed directly in water to form H_2SO_4 ?

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Knowledge Check

  • The purity of H_(2)SO_(4) obtained by contact process is

    A
    `96-98%`
    B
    `92-96%`
    C
    `92-94%`
    D
    `100%`

  • In the manufacture of H_(2)SO_(4) by contact process, the presence of As_(2)O_(3) acts as :-

    A
    Catalytic promoter
    B
    Catalytic poison
    C
    Induced catalyst
    D
    Autocatalyst

  • Incorrect statement about manufacture of H_(2)SO_(4) by contact process is

    A
    Homogeneous catalysis
    B
    Adsorption theory
    C
    720K and 2 bar pressure
    D
    high temperature and low pressure are favoured

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