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The correct order of acidic strength is...

The correct order of acidic strength is

A

`Cl_2O_7 gt SO_2 gt P_4O_10`

B

`CO_2 lt N_2O_5 gt SO_3`

C

`Na_2O gt MgO gt Al_2O_3`

D

`K_2O gt CaO gt MgO`

Text Solution

Verified by Experts

The correct Answer is:
A
In a period, acidic strength of oxide increases along the period. Thus only correct order of acid strength is
`Cl_2O_7 gt SO_2 gt P_4O_10`
In a group, acid strength of oxide decreases down the group
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DINESH PUBLICATION-THE HALOGEN FAMILY-Selected Straight Objective Type MCQs
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  2. Which of the following is the strongest acid?

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  3. The elements which exists in the liquid state is/ are

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  4. Increasing order of ionic size : N^(3-),Na^(+),F^(-),O^(2-),Mg^(2+)

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  5. The halogen which is most easily reduced is

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  6. The type of hybrid orbitals used by chlorine atom in ClO(2)^(-) is :

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  7. Arrange the acids (I) H2SO3, (II) H3PO3 and (III) HClO3 in the decreas...

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  9. KF combines with to form KHF2. The compound contains the species :

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  10. Which one of the following are pseudohalide ions ?

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  11. The correct order of acidic strength is

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  12. The set with the correct order of acidity is

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  13. The reaction 3ClO^(-)(aq)rarrClO(3)^(-)(aq)+2Cl^(-)(aq) an example of ...

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  14. Which species has the maximum number of lone pair of electrons on the ...

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  15. In which of the following molecules /ions , are all the bonds not equa...

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  16. What products are expected from the desproprtionation reactin of hypoc...

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  17. Which one of the following orders is not correct in accordance with t...

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