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A white shirt has a yellow stain of curr...

A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns red. On rinsing the shirt with planty of water, the red stain turns yellow again.
What is the nature of soap (acidic or basic) as shown by the indicator present in curry stain ?

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The correct Answer is:
Basic
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A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns red. On rinsing the shirt with planty of water, the red stain turns yellow again. Name the natural indicator present in curry stain.

A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns red. On rinsing the shirt with planty of water, the red stain turns yellow again. Name it synthetic indicator which will give pink colour with soap solution.

A white shirt has a yellow stain of curry. When soap is rubbed on this shirt during washing, the yellow stain turns reddish-brown. On rinsing the shirt with plenty of water, the reddish-brown stain turns yellow again. (a). Name the natural indicator present in curry stain. (b). Explain the changes in colour of this indicator which take place during washing and rinsing the shirt. (c). What is the nature of soap (acidic/basic) as shown by the indicator present in curry stain?

Vinay observed that the stain of curry on a white shirt becomes reddish-brown when soap is scrubbed on it, but it turns yellow again when the shirt is washed with plenty of water. What might be the reason for his observation? i. Soap is acidic in nature ii. Soap is basic in nature iii. Turmeric is a natural indicator which gives reddish tinge in bases iv. Turmeric is a natural indicator which gives reddish tinge in acids

A yellow stain of turmeric containing curry on a white shirt turns red when soap solution is scrubbed on it. This shows that soap solution is :

Why does a yellow curry stain on a white shirt turn red when it is washed with soap ?

LAKHMIR SINGH & MANJIT KAUR-ACIDS,BASES AND SALTS-EXERCISE
  1. With which of the following 'milk of Magnesia' be reacted so as to hav...

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  2. When an ant stings a person, it injects a liquid into the skin of the ...

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  3. The two indicators which give red or pink colour on adding a basic sol...

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  4. When an ant stings a person, it causes a burning pain. Which of the fo...

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  5. The substance which can turn blue litmus to red is :

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  6. A yellow stain of turmeric containing curry on a white shirt turns red...

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  7. A certain solution does not change the colour of any indicator. This s...

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  8. Which of the following does not cause acid rain?

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  9. Which of the following is a mineral acid ?

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  10. Which indicator will produce a pink colour on adding a few drops of so...

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  11. Consider the following salts : Sodium sulphate, Sodium carbonate, Am...

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  12. Consider the following salts : Sodium sulphate, Sodium carbonate, Am...

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  13. Consider the following salts : Sodium sulphate, Sodium carbonate, Am...

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  14. Consider the following salts : Sodium sulphate, Sodium carbonate, Am...

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  15. Blue litmus paper is dipped in a solution. It remains blue. What is th...

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  16. If someone is suffering from the problem of acidity after overeating, ...

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

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

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

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

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