alleryA curry stain turns reddish-brown on a soap-washed cloth and yellow again on rinsing because soap is:
Abasic in nature
Bacidic in nature
Cneutral
Da strong acid
Answer & Solution
Correct answer: A. basic in nature
Soap is basic; it turns the curry (turmeric) stain reddish-brown, and rinsing restores the yellow.
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