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Give reason for the following:- H3PO3 is...

Give reason for the following:- `H_3PO_3` is diprotic whereas `H_3PO_4` is triprotic.

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Account for the following: H_3PO_3 is dibasic.

Assign the possible reason for the following:- H_3PO_2 act as a good reducing agent while H_3PO_4 does not.

For H_3 PO_3 and H_3 PO_4 the correct choice is. H_3 PO_3 is dibasic and reducing. H_3 PO_3 is dibasic and non reducing H_3 PO_4 is tribasic and reducing H_3 PO_3 s tribasic acid non-reducing

Both phosphoric and phosphorus acid contains equal number of hydrogen atoms. But H_3PO_3 is dibasic and H_3PO_4 Is tribasic. Give reason.

What is the basicity of H_3PO_4 ?

Assign oxidation number of P in the following species. H_3PO_4

What happens when H_3PO_3 is heated?

What is the basicity of H_3PO_3 ?

One mole of H_3PO_3 on reaction with excess of NaOH gives:

BODY BOOKS PUBLICATION-THE P-BLOCK ELEMENT-Example
  1. What are interhalogen compounds? Write any two examples.

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  2. CIF3 exists but FCI3 does not. Why?

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  3. Give reason for the following:- H3PO3 is diprotic whereas H3PO4 is tri...

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  4. Give reason for the following:- HF is liquid but HCI is gas.

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  5. Why is N2 less reactive at room temperature?

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  6. Account for the following:- Bleaching action of Cl2.

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  7. Give reasons for the following elemental phosphorus doesnot exist as P...

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  8. Give reasons for the following:- i. elemental phosphorus does not exi...

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  9. Assign reason for the following:- The negative Value of electron gain ...

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  10. Assign reason for the following:- Of the noble gases only xenon Is kno...

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  11. 4H3PO3 overset (heat) (rarr) 3H3PO3 + PH3. Show that this is a disprop...

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  12. Phosphorus of group-15 and sulphur of group-16 are two industrially im...

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  13. Phosphorus of group-15 and sulphur of group-16 are two industrially im...

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  14. Phosphorus of group-15 and sulphur of group-16 are two industrially im...

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  15. After a discussion about the structures of hydrides of group-15 elemen...

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  16. After a discussion about the structures of hydrides of group-15 eleme...

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  17. Arrange the following in the decreasing order of the property indicate...

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  18. Arrange the following in the decreasing order of the property indicate...

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  19. Which one of the following does not exist? i 'XeOF4' iiNeF2 iii XeF iv...

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  20. Which aerosols deplete ozone?

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