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Hydrogen gas is not obtained when zinc r...

Hydrogen gas is not obtained when zinc reacts with

A

cold water

B

dil `H_(2)SO_(4)`

C

dil HCl

D

hot `20%` NaOH solution.

Text Solution

Verified by Experts

The correct Answer is:
A
Zinc does not react with cold water.
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DINESH PUBLICATION-HYDROGEN-UNIT TEST - II
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  2. Which combination cannot be used for the preparation of hydrogen gas i...

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  3. Hydrogen gas is not obtained when zinc reacts with

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  4. Heavy water finds application in atomic reactor as

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  5. Heavy water is so called because

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  6. When hard water is passed through ion exchange resin with formula RNH...

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  7. Which of the following operations would cause removal of temporary har...

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  8. A clear transparent liquid is taken in a glass. Which of the following...

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  9. The maximum tolerable limit of degree of hardness in water required fo...

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  10. The formula of sodium zeolite which is used in permutit process for so...

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  11. In permutit process, the exhausted resin is generally regenerated by p...

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  12. The structure of hydrogen peroxide molecule is

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  13. Which of the following suppresses the decomposition of H(2)O(2)

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  14. In the Marck's process the reagents involved for the preparation of hy...

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  15. What is true H(2)O(2) ?

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  16. The bleaching properties of hydrogen peroxide is due to its

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  17. During concentration of hydrogen peroxide, the removal of last traces ...

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  18. When H(2)O(2) is added to ice cold solution of acidified potassium dic...

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  19. Which of the following species is reduced by H(2)O(2)

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  20. In which of the solution hydrogen peroxide neither acts as oxidising a...

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