Does raw potato becomes purple colour when 2 drops of copper sulphate solution and 10 drops of caustic soda is added to it? Answer me fastNo spam

Does raw potato becomes purple colour when 2 drops of copper sulphate

1.	Does raw potato becomes purple colour when 2 drops of copper sulphate solution and 10 drops of caustic soda is added to it? Answer me fastNo spam
Answer» Add 2 DROPS of copper sulphate solution and 10 drops of caustic SODA and shake the test tube. You will see a VIOLET colour. This INDICATES the presence of proteins in dal.Follow ❤️