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What is the basicity of H(3)PO(4) ?...

What is the basicity of `H_(3)PO_(4)` ?

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The structure of `H_(3)PO_(4)` is tetrahedral. It has three `P-OH` and one `P=O` bond as shown below:

Since it is three ionizable `P-OH` bonds.
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RESONANCE-P BLOCK ELEMENTS-B.L.E
  1. What is the basicity of H(3)PO(4) ?

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  2. Solid phosphorus pentachloride behaves as an ionic compound. Explain

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  3. Phosphorus shows greater tendency for catenation than nitrogen. Why ?

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  4. Give the chemical reaction to support that +5 oxidation state of Bi is...

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  5. Bi(V) and Sb(V) which may be a stronger oxidizing agent and why ?

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  6. Bi(2)O(3) is treated stronger oxidizing agent, write a balanced equati...

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  7. Sulphur disappears when boiled with an aqueous solution of sodium sulp...

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  8. Write one chemical reaction to show that conc. H(2)SO(4) can act as an...

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  9. Write the chemical equation for the following : Ca(3)(PO(4))(2) + Si...

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  10. Write balanced equation when NH(3) is dissolved in water.

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  11. What is the oxidation number of phosphorus in H(3)PO(2) molecule ?

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  12. Why is N(2) less reactive at room temperature ?

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  13. List the important sources of sulphur.

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  14. Why does O(3) act as a powerful oxidizing agent?

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  15. How is ozone estimated?

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  16. The HNH angle value is higher than HPH, HAsH and HSbH angles.Why ?

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  17. Nitrogen exists as diatomic molecule and phosphorus as P(4). Why ?

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  18. Among the hydrides of group 16, water shows unusual physical propertie...

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  19. Draw the structures of (i)PCl(5)(s), (ii)SO(3)^(2-)

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  20. On being slowly passed through water, PH(3) forms bubbles but NH(3) di...

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