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Hydrogen can behave as a metal...

Hydrogen can behave as a metal

A

At very high temperature

B

At very low temperature

C

At very high pressure

D

At very low pressure

Text Solution

Verified by Experts

The correct Answer is:
C
Hydrogen behaves as a metal at very high pressure.
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A2Z-HYDROGEN-Section D - Chapter End Test
  1. The amount of H(2)O(2) present in 1L of 1.5 NH(2)O(2) solution is

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  2. Hydrogen is evolved the action of cold dilute HNO(3) on :

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  3. Hydrogen can behave as a metal

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  4. D(2)O is preferred to H(2)O, as a moderator, in nuclear reactors becau...

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  5. Out of the two allotropic forms of dihydrogen, the form with lesser mo...

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  6. Saline hydrides react explosively with water, such fires can be exting...

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  7. When temporary hard water containing Mg(HCO(3))(2) is boiled, the ppt....

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  8. Permanent hardness due to Mg^(2+) ions is best removed by

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  9. Plumbosolvency is a health hazard in the transporatatino of

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  10. Hardness producing salt, whose solubility in water decreases with rise...

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  11. A sample of water containing some dissolved table sugar and common sal...

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  12. Water obtained by purification with organic ion exchange resins is

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  13. Hydrogen can be fused to form helium at

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  14. There is a smaple of 10 volume of hydrogen peroxide solution . Calcula...

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  15. Lead pipes are not used for carrying drinking water because

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  16. Hardness of water is due to presence of salts of

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  17. There is a smaple of 10 volume of hydrogen peroxide solution . Calcula...

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  18. A dilute solution of H(2)O(2) is labelled as 20 volume . Its percentag...

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  19. The volume of oxygen liberated from 0.68g of H(2)O(2) is

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  20. Assertion : Calgon is used in manufacture of soft water being used for...

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