Question

जब श्वेत कपड़े पर लगे हल्दी के किसी दाग को साबुन से रगड़ा जाता है, तो वह लाल भूरा क्यों हो जाता है तथा जब 3
उस कपड़े पर पर्याप्त मात्रा में पानी डाला जाता है तो वह फिर से पीला क्यों हो जाता है?
When soap is scrubbed on a stain of curry on a white cloth, why does it become reddish brown and
tums yellow again when the cloth is washed with plenty of water?​ please give me answer in English

Answer 1

Answer:

hi

Step-by-step explanation:

Curry contains turmeric powder and soap is basic in nature. Bases turn turmeric red. Hence, when soap (which is basic in nature) is scrubbed on the stain, the stain turns red. When the cloth is washed with plenty of water, the soap is removed and the yellow colour of the stain reappears