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Why do noble gases have comparatively la...

Why do noble gases have comparatively large atomic sizes?

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Noble gases have comparatively large atomic size in their respective periods because the atomic radii in case of noble gases are van der Waals. radii which have greater magnitude as compared to covalent radii in case of other elements.
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ICSE-P-BLOCK ELEMENTS-EXERCISE (PART-II)(DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
  1. What are clathrate compounds of noble gases?

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  2. Which one of the following does not exist ? (i) XeOF4 (ii) NeF2 (...

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  3. Why do noble gases have comparatively large atomic sizes?

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  4. Which is the most abundant noble gas ?

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  5. Why do members of the noble gas family have low boiling points ?

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  6. Why is OF6 compound not known?

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  7. Why is NF6 compound not known?

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  8. Why are fluorine and oxygen compounds called oxygen fluorides?

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  9. Nitrogen does not form pentahalides. Give reason.

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  10. Noble gases are mostly chemically inert. Give reason.

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  11. Complete and balance the chemical equation: BrO(3)^(-)+ F2 + OH^(-) ...

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  12. Draw the structure of xenon oxyfluoride which is isoelectronic with IF...

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  13. Fluorine provides the largest variety of interhalogen compounds among ...

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  14. Draw and name the molecular shape of SF6.

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  15. Out of H(2)O which one has higher bond angle and why?

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  16. Name one ion whose central atom has sp^3 d^3 type of hybrid orbitals.

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  17. What type of hybridization is associated with N in NH3 ? What is th...

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  18. The bond energy of fluorine is more than that of chlorine.

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  19. Account for the following: Tendency to show -2 oxidation state dimi...

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  20. Which is the strongest oxidising agent among CIO(4)^(-),BrO(4)^(-) an...

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