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 stains.

Open in App

Solution

Turmeric contains a yellow dye. It turns red in basic solutions. Therefore, the natural indicator present in curry stains is turmeric.

Additional Information:

Natural indicators can be found naturally. Litmus and turmeric is also a natural indicator.

Suggest Corrections

Similar questions

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.

Q. 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. (c)What is the nature of soap (acidic/basic) as shown by the indicator present in curry stain?

Q. 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. (b)Explain the changes in colour of this Indicator which take place during washing and rinsing the shirt.

A white shirt has a yellow stain of curry. When a soap is rubbed on the shirt to clean it, the yellow stain turns reddish-brown. On rinsing, the reddish-brown stain turns back to yellow. What is the natural indicator used here?

Q. A yellow curry stain on a white shirt turns red when it is washed with soap. Explain why?

Join BYJU'S Learning Program

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 stains.

Turmeric contains a yellow dye. It turns red in basic solutions. Therefore, the natural indicator present in curry stains is turmeric. Additional Information: Natural indicators can be found naturally. Litmus and turmeric is also a natural indicator.

Turmeric contains a yellow dye. It turns red in basic solutions. Therefore, the natural indicator present in curry stains is turmeric.

Additional Information:

Natural indicators can be found naturally. Litmus and turmeric is also a natural indicator.