Question

Why does a turmeric stain turn red when washed with a soap

Answer 1

Hi friend , we know that turmeric is an indicator which changes its yellow colour into reddish brown when come in contact with solution of base.We know that soap solution is base and thus ,when turmeric stain is washed with soap a base turns reddish brown.

Hope it helps

Answer 2

The color of turmeric turns to red when it washed with soap

• Turmeric stains are red because of the presence of tartaric acid in it.

• As tartaric acid is an acid and when it washed with soap which contains sodium hydroxide which is a base.

• Then the acid and base react to form a chemical reaction

• The result of this chemical reaction is that yellow color of turmeric acid turns to red

Hope it helped...