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The compound which has molecular nature ...

The compound which has molecular nature is gas phase but ionic in solid state is :

A

`PCl_(5)`

B

`POCl_(3)`

C

`P_(4)O_(10)`

D

`PCl_(3)`

Text Solution

Verified by Experts

The correct Answer is:
A
`PCl_(5)` remains covalent in gas as well as in liquid phase but in solid exists as `[PCl_(4)]^(+)` and `[PCl_(6)]^(-)`
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RESONANCE-P BLOCK ELEMENTS-Exercise 1 part 2 objective que
  1. Concentrated nitric acid oxidises phosphours (P) into:

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  2. Which of the following metals does not dissolve in concentrated HNO(3)...

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  3. The compound which has molecular nature is gas phase but ionic in soli...

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  4. When P(4)O(10) is dissolved in water, the acid formed finally is :

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  5. The substance used as a fast drying agent in the laboratory is:

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  6. Metaphosphoric acid exists in polymeric form and may have :

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  7. On heating ammonium dichromate, the gas evolved is :

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  8. One mole of calciium phosphide on reaction with excess water gives

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  9. Which statement is not correct for nitrogen?

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  10. Nitrogen is obtained by the thermal decomposition of :

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  11. Nitrogen gas is prepared :

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  12. Which of the following compound is tribasic acid?

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  13. Which of the following hydrides of the oxygen family shows the lowest ...

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  14. Which of the following statement is false ?

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  15. The compound which on strong heating gives oxygen is :

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  16. Ozone layer is being depleted. This is due to :

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  17. A considerable part of the harmful ultraviolet radiation of the sun do...

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  18. Estimation of ozone can be made quantitatively by :

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  19. Sulphur on oxidation with hot sulphuric acid gives :

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  20. Which of the following compounds gives a mixture of SO(2) and SO(3) o...

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