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Which noble gas is called as stranger ga...

Which noble gas is called as stranger gas?

A

He

B

Kr

C

Ar

D

Xe

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USHA PUBLICATION-D- AND F_BLOCK ELEMENT & CO-ORDINATION COMPOUND -EXERCISE
  1. The shape and hybridisation of XeF4 is

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  2. The number of P-O-P bonds in phosphorous pentoxide (P4O10) are

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  3. Which noble gas is called as stranger gas?

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  4. P4 molecule has tetrahedral structure. The anglep-p-p bond angle is

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  5. Write the product formed when ammonia reacts with excess of chlorine.

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  6. What is composition of Oleum ?

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  7. The inert gas used in beacon lights is

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  8. Name the catalyst used in the contact process of manufacture of H2SO4

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  9. The most abundant noble gas present in the atmosphere is .

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  10. Sodium chloride on heating with H2SO4 in presence of MnO2 produce gas...

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  11. What is the bond angle in SO2 molecule ?

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  12. Arrange the halogen acids in increasing order of their acidic strength...

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  13. What happens when phosphorous acid is heated ?

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  14. Why is oxygen a gas sulphur a solid at while room temperature ?

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  15. Explain that bleaching action of CL2 is permanent, while that of SO2 i...

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  16. What are the interhalogen compounds?Give examples.

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  17. Give an example of interhalogen compound of chlorine.

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  18. Why does xenon form compounds only with fluorine and oxygen ?

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  19. Explain why the reducing power for the hydrides of Gr-15 increases dow...

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  20. How does ozone react with SnCl2

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