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Assign reason for the following:- Of the...

Assign reason for the following:- Of the noble gases only xenon Is known to form well-established chemical compounds.

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BODY BOOKS PUBLICATION-THE P-BLOCK ELEMENT-Example
  1. Give reasons for the following:- i. elemental phosphorus does not exi...

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  2. Assign reason for the following:- The negative Value of electron gain ...

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  3. Assign reason for the following:- Of the noble gases only xenon Is kno...

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  4. 4H3PO3 overset (heat) (rarr) 3H3PO3 + PH3. Show that this is a disprop...

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  5. Phosphorus of group-15 and sulphur of group-16 are two industrially im...

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  6. Phosphorus of group-15 and sulphur of group-16 are two industrially im...

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  7. Phosphorus of group-15 and sulphur of group-16 are two industrially im...

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  8. After a discussion about the structures of hydrides of group-15 elemen...

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  9. After a discussion about the structures of hydrides of group-15 eleme...

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  10. Arrange the following in the decreasing order of the property indicate...

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  11. Arrange the following in the decreasing order of the property indicate...

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  12. Which one of the following does not exist? i 'XeOF4' iiNeF2 iii XeF iv...

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  13. Which aerosols deplete ozone?

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  14. Why does NH3 form hydrogen bond but 'PH3 does not?

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  15. The HNH angle value is higher than HPH, HAsH and HSbH angles. Why?

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  16. Why does R3P=0 exist but R3N=0 does not. [R = alkyl group]?

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  17. Write two uses of ClO2

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  18. What Inspired N. Bartlett for carrying out reaction between 'Xe and 'P...

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  19. Why are halogens strong oxidizing agents?

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  20. Explain why fluorine forms only one oxoacid HOF?

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