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Give reasons for the following: NH3 acts...

Give reasons for the following: `NH_3` acts as a Lewis base.

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ASSAM ACADEMIC CENTRE-The p-Block Elements-Example
  1. Explain the following observations: hydrogen fluoride has a much highe...

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  2. Explain the following: Electron gain enthalpy for oxygen is less negat...

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  3. Give reasons for the following: NH3 acts as a Lewis base.

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  4. Give reasons for the following: Sulphur vapour is paramagnetic.

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  5. Give reasons: The bond dissociation energy of F2 is less than that of ...

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  6. Explain the following situations: in the structure of HNO3 molecule, t...

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  7. Explain the following: SF6 is kineticaly inert.

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

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  9. Name the noble gas that forms majority of the known noble gas compound...

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  10. Complete the following chemical reacitons. XeF2 + H2O rarr

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  11. Complete the following chemical reacitons. PH3 + HgCl2 rarr

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  12. Give reasons for the following: NH3 acts as a Lewis base.

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  13. Give reasons for the following: OF6 compound is not known.

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  14. Account for the following: Fluorine forms the largest number of interh...

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  15. Arrange the following groups of substances in the order of the propert...

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  16. Arrange the following in increasing order if acid strength: HCl, HI, H...

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  17. What is Thomas slag?

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  18. What is the basicity of orthophosphoric acid?

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  19. what is the oxidation state of phosphorus in orthophosphoric and phosp...

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  20. Why conc. H2SO4 is not used for drying of H2S gas?

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