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................... is used in illuminat...

 ................... is used in illumination of wrist watches.

A

Tritium

B

Phosphorous

C

Radon

D

Deuterium

Text Solution

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Tritium
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FULL MARKS-HYDROGEN -Additional Questions Solved( III. Fill in the blanks)
  1. The magnetic moment of para hydrogen is

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  2. The half life period of tritium is

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  3. ................... is used in illumination of wrist watches.

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  4. ................... is used to study the movements of ground water.

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  5. By ................ rays nuclear reactions are induced in upper atmosp...

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  6. ………...is produced by bombardment of neutrons with lithium.

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  7. The products formed during the cracking long chain hydrocarbon C(6)H(1...

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  8. Hydrogen combines with carbon monoxide in the presence of copper catal...

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  9. Liquid hydrogen is used as.................

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  10. ................ is a universal solvent?

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  11. At the temperature conditions of the earth (300K) the OPR of H(2)O is ...

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  12. Water does not react with ...............

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  13. Water is a

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  14. Permanent hardness of water is removed by.........

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  15. In chelating method of softening of hard water........is used.

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  16. Metallic hydrides are otherwise called ................

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  17. ................ is used for hydrogen storage applications.

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  18. .............. is known as Hydrogen sponge.

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  19. Hydrogen gas is generally prepared by the reaction of .........

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  20. The higher density of water than that of ice is due to ..............

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