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Which of the following is a life saving ...

Which of the following is a life saving mixture for asthma patients ?

A

Helium and Oxygen

B

Neon and nitrogen

C

Ne and oxygen

D

Argon and Oxygen

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SHARAM PUBLICATION-GROUP 18 ELEMENTS-EXERCISE
  1. Which of the following gases does not have eight electrons in the vale...

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  2. Which type of bond is present in Xe molecule ?

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  3. Which of the following is a life saving mixture for asthma patients ?

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  4. How many lone pairs are present in XeF2 ?

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  5. The coloured discharge tubes for advertisement contain

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  6. The inert gas abundantly found in atomospher is

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  7. Which of the following noble gases has the highest positive electron g...

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  8. In the preparation of compounds of Xe, Bartlett had taken ......... as...

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  9. XeF2 is iso structural with

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  10. Which of the following has maximum number of lone pairs associated wit...

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  11. Which of the folllowing noble gases is used in miner 's cap lamps ?

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  12. Noble gases are chemically inert because

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  13. Unlike Xenon, Neon cannot form any oxide or fluoride because

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  14. Which inert gas is used in beacon lights?

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  15. Give two uses of XeF2.

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  16. Which noble gas is used for treatment of cancer ?

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  17. Write the state of hybrisisation of Xe in the following compounds. XeF...

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  18. Write the state of hybrisisation of Xe in the following compounds. XeO...

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  19. Write the state of hybrisisation of Xe in the following compounds. XeO...

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  20. Write the state of hybrisisation of Xe in the following compounds. XeF...

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