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Dilute hydrochloric acid is added to sod...

Dilute hydrochloric acid is added to sodium carbonate. It is observed that

A

brisk efferescence occurs

B

the gas evolved turns lime water milky

C

the gas evolved extinguishes a burning matchstick

D

all of the above

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MODERN PUBLICATION-ACID, BASES AND SALTS-EXERCISE
  1. On putting a few drops of a liquid on a pH strip, the colour of pH str...

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  2. When a few drops of universal indicator were added to a dilute solutio...

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  3. Dilute hydrochloric acid is added to sodium carbonate. It is observed ...

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  4. A student was given three samples containing hydrochloric acid, sodium...

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  5. The following solutions were tested for their pH value of by using pH ...

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  6. The colour of pH strip turned red when it was dipped in a sample, the ...

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  7. pH of saliva is :

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  8. Label 1 and 2 in the given figure.

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  9. On putting a few drops of an unknown liquid on the pH strip, the colou...

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  10. A student was given three samples containing hydrochloric acid, sodium...

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  11. Which of the following chemical properties are shown in dilute hydroch...

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  12. On adding methyl orange to a solution A it imparts a pink colourand on...

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  13. Quick lime is

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  14. Identify the colour changes in pH paper when a drop of a sample, which...

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  15. When a few drops of universal indicator were added to a dilute solutio...

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  16. If HCl is added to distilled water, the pH of new solution will be:

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  17. Two solutions A and B have pH of 6 and 9 respectively. Which solution ...

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  18. The pH value of a sample of hydrochlroic acid is 2, pH value of this s...

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  19. The products of reaction between zinc and sodium hydroxide solution ar...

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  20. Find the mode of the following distribution :

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