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The indicator which produces a pink colo...

The indicator which produces a pink colour in an alkaline solution is:

A

methyl orange

B

turmeric

C

litmus paper

D

phenolphthalein

Text Solution

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The correct Answer is:
D
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LAKHMIR SINGH & MANJIT KAUR-ACID, BASES AND SALTS-Exercise
  1. The discomfort caused by indigestion due to overeating can be cured by...

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  2. The property which is common between vinegar and curd is that they :

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  3. The indicator which produces a pink colour in an alkaline solution is:

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  4. A solution reacts with zinc granules to give a gas which burns with a ...

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  5. When a piece of limestone reacts with dilute HCl, a gas X is produced....

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  6. If some one is suffereing from acidity in stomach, which of the follow...

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  7. On adding dilute hydrochloric acid to copper oxide powder, the solutio...

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  8. A white shirt has a yellow stain of curry. When soap is rubbed on this...

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  9. You have been provided with three test tubes. One of them contains dis...

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  10. A substance X which is used as an antacid reacts with dilute hydrochlo...

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  11. How is the neutralisation of a carbonate with an acid different from t...

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  12. What happens to (a) the H^(+) ions, and (b) temperature of the solutio...

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  13. Name the gas evolved when zinc granules are treated/heated with: (a)...

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  14. What is the common name of water soluble bases?

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  15. What is common I all the water soluble bases (or alkalis)?

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  16. Why does tooth decay start when the pH of mouth is lower than 5.5?

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  17. What is the pH of a neutral solution?

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  18. Which is more acidic: a solution of pH=2 or a solution of pH=6?

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  19. Which s more basic (or more alkaline) : a solution of H=8 or a solutio...

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  20. Name the scientist who developed the pH scale.

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