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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. Ammonia is a good complexing agent. Why?

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

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

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  4. Negative electron gain ethalpy of fluorine atom is less than that of c...

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  5. Assign reasons for the following: SF6 is much less reactive than SF4.

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  6. Complete the following chemical reaction equations: F2(g) + H2O(l) rar...

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  7. Complete the following chemical reaction equations: Ca3P2(s) + H2O(l) ...

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  8. Complete the following equations: XeF4 + H2O rarr

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  9. Draw structure of the following species: H2S2O7

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  10. Describe the manufacture of ammonia by Haber's process with favourable...

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  11. Draw the structure of the following: S(8(g))

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  12. Draw the structure of the following molecules and mention their shapes...

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  13. Draw the structure of the following molecules and mention their shapes...

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  14. Draw structure of the following species: H2S2O7

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  15. Negative electron gain ethalpy of fluorine atom is less than that of c...

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  16. Explain the following observations: hydrogen fluoride has a much highe...

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  17. Give reasons: Penta-halides are more covalent than trihlaides.

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  18. Why is BiH3 the strongest reducing agent among all the hydrides of gro...

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  19. Why is N2 less reactive at room temperature?

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  20. How does ammonia react with a solution of Cu^(2+)?

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