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The formula of Gibsite is Al(2)O(3), xH(...

The formula of Gibsite is `Al_(2)O_(3), xH_(2)O` there 'x' is

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The correct Answer is:
3
Gibsite `Al_(2)O_(3)3H_(2)O: x=3`
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The formula of a hydrated salt of barium is BaCl_(2). xH_(2)O If 1.936g of this compound gives 1.846 g of anhydrous BaSO_4 upon treatment with H_(2)SO_(4) calculate x.

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Knowledge Check

  • The formula unit of H_(2)O is

    A
    0
    B
    1
    C
    2
    D
    3

  • The chief product of electrolysis of Al_(2)O_(3) at the anode in the Halls process is

    A
    `H_(2)`
    B
    `Na`
    C
    `AlF_(3)`
    D
    `O_(2)`

  • The chief product of electrolysis of Al_(2)O_(3) at the anode in the Hall's process is

    A
    `H_(2)`
    B
    `Na`
    C
    `AlF_(3)`
    D
    `O_(2)`

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    Two compounds A and B when heated sperately with Al_(2)O_(3) at 360^(@)C , the product formed is ethylene, What are A and B ?

    In the hydrated chloride (MgCl_(2)xH_(2)O) of Me, the value of x'is

    If the heats of formatin of Al _(2) O _(3) and Fe _(2) O _(3) are -400 K.Ca and -190 K.Cal respectively, the heat of the following reaction is 2Fe + Al _(2) O _(3) to 2Al + Fe _(2) O _(3)

    If the heats of formation of Al _(2) O _(3) and Fe _(2 )O _(3) are -400 K.Cal and -190 K.Cal respectively, the heat of the following reaction is 2Al + Fe _(2) O _(3) to 2Fe + Al _(2) O _(3)

    In the formation of Al_(2)O_(3) from Al and O_(2) , if 1.5 mole of oxygen is used up, the mass of aluminium that reacted is

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