Want this question answered?
It is because the turmeric contains a compound called cucumine.cucumine reacts with the fatty acid in the soap/detergent and thence the color of the combination changes to red.
it is natural indicator. when it stains in curry on shirt and you wash it with soap turs into pinkish red colour which is base.
Turmeric is red in basic solutions.
lime juice and soap solutions turn red in turmeric because turmeric is an organic indicator which turns red in acidic or basic solution and lime juice is an acidic solution while soap is a basic solution
turmeric is a indicator which turns yellow in the presence of acid and red in presence of a base.detergent is also a base.that is why it turns red.
Bases turn turmeric into red color, whereas acids and neutrals do not have any affect on the solution (it remains yellow in color).
It is because the turmeric contains a compound called cucumine.cucumine reacts with the fatty acid in the soap/detergent and thence the color of the combination changes to red.
when turmeric is added to soap it works chemically and the colour changes to red...
The color of turmeric indicator in sodium hydroxide ( Na(OH) ) is red - brown .
by dying it red or put in the wash with lots of other red cloths
Turmeric is yellow in acidic and neutral solutions; in basic solutions turmeric is red to brown.
Curcuma (turmeric) is red in an alkaline solution and yellow in an acidic solution.