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If the pH value of a solution is 12, the...

If the pH value of a solution is 12, then the character of solution of the solution is

A

Base

B

Strong acid

C

Acid

D

Strong base

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BEYOND PUBLICATION-ACIDS,BASES AND SALTS-EXERCISE
  1. Tooth decay start when the pH of the mouth is lower than-

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  2. The chemical formula of hydrated copper sulphate is-

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  3. If the pH value of a solution is 12, then the character of solution of...

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  4. Which of the following is used in cakes or pastries to making them lig...

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  5. Which salt is used in the manufacture of borax?

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  6. Which of the following is the reason for the bluish green colour solut...

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  7. Excess of sodium hydroxide reacts with zinc to form

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  8. is a mild non-corrosive base.

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  9. Which of the following is the weakest acid ?

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  10. Formula of bleaching powder

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  11. Which of the following gas is liberated, when sodium carbonate is reac...

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  12. Which one of the following is the weakest base?

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  13. Because which of the absence of following ions, in the glucose and alc...

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  14. reaction in which acid reacts with the base forming salt and water is ...

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  15. Which of the following mild base is used on the stung area gives relie...

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  16. Bases which are soluble in water are called as?

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  17. Which of the following is used to enhance the taste of food ?

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  18. is slightly soluble in water.

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  19. Stinging hair of leaves of nettle plant, Inject acid causing burning ...

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  20. Which of the following acid is produced by human's stomach ?

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