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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 Reddish-brown. on Rinsing the Shirt with Plenty of Water, the Reddish-brown Stain Turns Yellow Again. What is the Nature of Soap (Acidic/Basic) as Shown by the Indicator Present in Curry Stain? - Science

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.

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

 
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Solution

Soap is basic in nature because it turns the yellow turmeric stain reddish brown.

Concept: Acids
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APPEARS IN

Lakhmir Singh Class 10 Chemistry (Science)
Chapter 2 Acids, Bases and Salts
Q 47.3 | Page 69
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