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What is the use of ozone layer?...

What is the use of ozone layer?

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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. Describ chemistry of manufacture of ammonia by Haber's process and dis...

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  2. Give the electronic configurations and oxidation states of group 17 el...

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  3. What is the use of ozone layer?

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  4. Solid PCl5 is ionic in nature.

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  5. Explain why fluorine forms only one oxoacid, HOF.

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  6. Draw the structure of BrF5.

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  7. Draw the structure of XeF4 . What is the state of hybridisation of Xe ...

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  8. Considering the parameters such as bond dissociation enthalpy, electro...

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  9. Write the conditions for maximum yield of H2SO4 by contact process.

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  10. Arrange the following in the increasing order of property mentioned: H...

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  11. Arrange the following in the order of property indicated for each set:...

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  12. Draw the structures of the following: (HPO3)3

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  13. Draw the Structural formulae of molecules of the following compound : ...

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  14. Complete the following chemical equation : HgCl2+ PH3 rarr

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  15. Complete the following chemical equation : SO3+ H2SO4 rarr

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  16. Complete the following reaction : XeF4+ H2O rarr

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  17. What happens when chlorine gas is passed through a hot concentrated so...

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  18. What happens when sulphur dioxide is passed through an aqueous solutio...

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  19. Answer the following : What is the basicity of H3PO3 and why?

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  20. Answer the following : Why does flourine not play the role of a centra...

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