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Which one of the following orders presen...

Which one of the following orders presents the correct sequence of the increasing basic nature of the given oxides ?

A

`Na_(2)OltK_(2)OltMgOltAl_(2)O_(3)`

B

`K_(2)OltNa_(2)OltAl_(2)O_(3)ltMgO`

C

`Al_(2)O_(3)ltMgOltNa_(2)OltK_(2)O`

D

`MgOltK_(2)OltAl_(2)O_(3)ltNa_(2)O`

Text Solution

Verified by Experts

The correct Answer is:
C
The basic character of metal oxide increases with increase in electropositive nature of metal.
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Knowledge Check

  • Which one of the following order presents the correct sequence of the increasing basic nature of the given oxides?

    A
    `Al_(2)O_(3)ltMgOltNa_(2)OltK_(2)O`
    B
    `MgOltK_(2)OltAl_(2)O_(3)ltNa_(2)O`
    C
    `Na_(2)OltK_(2)OltMgOltAl_(2)O_(3)`
    D
    `K_(2)OltNa_(2)OltAl_(2)O_(3)ltMgO`

  • Which one of the following order represent the correct sequence of the increasing basic nature of the given oxides ?

    A
    `Al_2O_3 lt MgO lt Na_2O lt K_2O`
    B
    `MgO lt K_2O lt Al_2O_3 lt Na_2O`
    C
    `K_2O lt Na_2O lt Al_2O_3 lt MgO`
    D
    `Na_2O lt K_2O lt MgO lt Al_2O_3`

  • Which one of the following is an oxide ore ?

    A
    Malachite
    B
    Copper glance
    C
    Hematite
    D
    Zice blende.

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    Which one of the following is nature's cleaner?

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