what is the positive way of starch
Share
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Iodine solution, a brown solution, when in contact with starch turns blue-black. This is due to ions forming a complex with the amylose helix, a component of starch. The blue-black colour will indicate a “positive” test, meaning that the compound you are looking for (starch) is present in the sample.