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Which one of the following metals reacts...

Which one of the following metals reacts both with acid and base and release hydrogen gas ?

A

Na

B

Fe

C

Cu

D

Zn

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BEYOND PUBLICATION-ACIDS,BASES AND SALTS-EXERCISE
  1. Identify the pair of pH values of strong acid and strong base in the f...

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  2. The acid which enters the body by the sting of bee is

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  3. Which one of the following metals reacts both with acid and base and r...

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  4. The gas that turns lime water to milky is .

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  5. Which one of the following is given to a person who suffers from acidi...

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  6. An aqueous solution of the salt is acidic which of the following acids...

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  7. Select a pair of basic salts among the following.

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  8. Which of the following is oxide mineral

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  9. An acid is regarded as strong if it :

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  10. Which property is mostly related to the acids ?

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  11. Bases on ionisation release

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  12. The two colours seen at the extreme end of the pH chart are :

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  13. Which of the following has pH = 0 ?

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  14. Which is not required to find the pH of a solution ?

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  15. If the pH of a solution is 13, this means that it is :

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  16. How do Plaster of Paris obtain from gypsum?

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  17. Bleaching powder is obtained by the reaction chlorine with

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  18. The difference of water molecules in one molecule of each gypsum and p...

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  19. A few drops of methyl orange are added to a soap solution the colour o...

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  20. A few drops of methyl orange are added to a soap solution the colour o...

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