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Who observed helium first on the earth?...

Who observed helium first on the earth?

A

Lothar meyer

B

Ramsay

C

Sheele

D

Rutherford

Text Solution

Verified by Experts

The correct Answer is:
b
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CENGAGE CHEMISTRY-P-BLOCK GROUP 18 ELEMENTS - THE INERT GASES-Exercises (Single Correct)
  1. Helium gives a characteristic spectrum with

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  2. Geometry and hybridisation of Xe in XeOf(4) molecule is

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  3. Who observed helium first on the earth?

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  4. The noble gas which behaves abnormally in liquid state is

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  5. Noble gases do not accur in …..

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  6. XeF(4) exists as …. Under ordinary atmospheric conditions

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  7. In order to prevent the hot metal filament from getting burnt, when th...

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  8. Radon is a noble gas , its radioactivity is used in the treatment of

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  9. The idea which prompted bartlett to prepare first ever compound of no...

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  10. Which of the following has zero valency?

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  11. Helium is used in gas balloons instead of hydrogen because

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  12. A helium atom on losing an electron becomes

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  13. What are the products formed in the reaction of xenon hexafluoride wit...

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  14. Liquid flow from a higher to a level .Which of the following liquids c...

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  15. Remsay was awarded Noble Prize for the discovery of rare gases in

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  16. Neon in extensively used in

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  17. The discovery of isotopes began with the experiments with

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  18. Which statement about noble gases is not correct ?

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  19. In solid argon , the atoms are held together by

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  20. The van der waals forces are the greater in

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