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Which of the following does not exist ? ...

Which of the following does not exist ?
a) `XeOF_(4)` b) `NeF_(2)` c) `XeF_(2)` d) `XeF_(6)`

Text Solution

Verified by Experts

Given compounds are `XeOF_(4),NeF_(2),XeF_(2),XeF_(6)`.
`NeF_(2)` doesnot exist among the above compounds.
Reason : Due to small size and high I.E. of 'Ne'. It does not form chemical compounds.
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-P-BLOCK ELEMENTS -GROUP - 18 ELEMENTS (VERY SHORT ANSWER QUESTIONS)
  1. What inspired Bartlett for carrying out reaction between Xe and PtF(6)...

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  2. Which of the following does not exist ? a) XeOF(4) b) NeF(2) c) XeF...

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

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  4. List out the uses of Neon.

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  5. Write any two uses of argon.

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  6. In modern diving apparatus, a mixture of He and O(2) is used - Why ?

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  7. Helium is heavier than hydrogen. Yet helium is used (instead of H(2)) ...

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  8. How is XeO(3) prepared ?

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  9. Give the preparation of a) XeOF(4) and b) XeO(2)F(2)

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  10. Explain the structure of XeO(3).

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  11. Noble gases are inert - explain.

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  12. Write the name and formula of the first noble gas compound prepared by...

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  13. Explain the shape of XeF(4) on the basis of VSEPR theory.

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  14. Give the outer electronic configuration of noble gases.

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  15. Why do noble gases form compounds with fluorine and oxygen only ?

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  16. How is "XeOF"(4) prepared ? Describe its molecular shape.

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  17. What is the major source of helium ?

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  18. Which noble gas is radioactive ? How is it formed ?

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  19. Name the following : most abundant noble gas in atmosphere

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  20. Name the following : radioactive noble gas

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