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Draw structure of HClO4....

Draw structure of `HClO_4`.

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MODERN PUBLICATION-p-BLOCK ELEMENTS-EXERCISE
  1. What are interhalogen compounds ? Give example.

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  2. What are the interhalogen compounds ? Why are these more reactive than...

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  3. Draw structure of HClO4.

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  4. Why noble gases have very high values of ionisation enthalpies?

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  5. Why are halogens strong oxidising agents?

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  6. (i) why are halogens strong oxidising agents ? (ii) Why oxygen shows...

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  7. Give the preparation, hybridisation and structure of XeF4 (XenonTetraf...

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  8. What is the oxidation number of central atom [Cu Br2 (H2O) (NH3) ]

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  9. Draw the structure of H3PO3.

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  10. Why conc. sulphuric acid is always diluted by adding sulphuric acid to...

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  11. Compare the acidic strength of HClO4, HClO3, HClO2, HClO. Give reasons...

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  12. Name the Scientist who prepared the first compound of noble gases.

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  13. Why are halogens coloured ?

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  14. What is the oxidation number of central atom K3[Al (C2O4)3]

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  15. Why does concentrated sulphuric acid has high boiling point?

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  16. Fluorine exhibits only - 1 oxidation state whereas other halogens exhi...

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  17. Molecular nitrogen N2 is not particularly reactive. Explain

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  18. What is the oxidation number of central atom [Cu Br2 (H2O) (NH3) ]

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  19. Write the IUPAC name of : [Ag (NH3)2 ]Cl

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  20. Write the IUPAC name of : [Co Cl2 (NH3)4 ]Cl

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