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The correct order of acidic strength is...

The correct order of acidic strength is

A

`Cl_(2)O_(7) gt SO _(2) gt P_(4)O_(10)`

B

`CO_(2) gt N_(2)O_(5) gt SO_(3)`

C

`Na_(2)O gt MgO gt Al_(2)O_(3)`

D

`K_(2)O gt CaO gt MgO`

Text Solution

Verified by Experts

The correct Answer is:
A

As non-metallic character of element attched to oxygen atom increases, the difference between the electronegativity values of element and oxygen decreases and the acid character of oxides increases and vice-versa.
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Knowledge Check

  • The correct order of acid strength is

    A
    `Cl_(2)O_(7)gtSO_(3)gtP_(4)O_(10)`
    B
    `CO_(2)gtN_(2)O_(5)gtSO_(3)`
    C
    `Na_(2)OgtMgOgtAl_(2)O_(3)`
    D
    `K_(2)OgtCaOgtMgO`
  • The correct order of acid strength is

    A
    `HCIO_(4) lt HCIO_(3) lt HCIO_(2) lt HCIO`
    B
    `HCIO_(2) lt HCIO_(3) lt HCIO_(4) lt HCIO`
    C
    `HCIO_(4) lt HCIO lt HCIO_(2) lt HCIO_(3)`
    D
    `HCIO lt HCIO_(2) lt HCIO_(3) lt HCIO_(4)`
  • The correct order of acidic strength of the following is

    A
    `SO_(2) gt P_(2)O_(3) gt SiO_(2) gt Al_(2)O_(3)`
    B
    `P_(2)O_(3) gt SO_(2) gt SiO_(2) gt Al_(2)O_(3)`
    C
    `P_(2)O_(3) gt Al_(2)O_(3) gt SO_(2) gt SiO_(2)`
    D
    `Al_(2)O_(3) gt SiO_(2) gt P_(2)O_(3) gt SO_(2)`
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