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What is the basicity of H3PO4 ?...

What is the basicity of `H_3PO_4` ?

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Basicity of `H_3PO_4` is 3 because it contains 3 ionisable hydrogen atoms.
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U-LIKE SERIES-THE P-BLOCK ELEMENTS -VERY SHORT ANSWER QUESTIONS
  1. What is the basicity of H3PO4 ?

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  2. Write the formulae of any two oxoacids of sulphur.

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  3. Which allotrope of sulphur is thermally stable at room temperature ?

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  4. Name two poisonous gases which can be prepared from chlorine gas.

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  5. Which is a stronger reducing agent, SbH3 or BiH3, and why?

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  6. Which one of PCl4^(+) and PCl4^(-) is not likely to exist and why ?

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  7. Draw the structure of XeF2 molecule.

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  8. Draw the structure of XeF4 molecule.

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  9. Arrange F2, Cl2, Br2 and I2 in the order of increasing bond dissociat...

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  10. Why does NO2 dimerise ?

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  11. Fluorine does not exhibit any positive oxidation state. Why?

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  12. What is the covalence of nitrogen in N2O5 ?

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  13. Why is Bi (V) a stronger oxidant than Sb (V)?

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  14. In which one of the following two structures NO2^(+) and NO2^(-) the b...

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  15. Why is bond angle in PH3 molecule lesser than in NH3 ?

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  16. Assign reason for the following: In solid state, PCl5 behaves as an io...

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  17. Draw the structure of XeF2 molecule.

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  18. Give reason for the following: Among the noble gases only xenon is ...

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  19. Why do noble gases form compounds with oxygen and fluorine only ?

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  20. Complete the following chemical equation : XeF4 + H2O to

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