Question

b) How can you confirm the presence of iodine in a food sample?​

Answer 1

Explanation:

This is a very straightforward test. Iodine is normally a straw-colored liquid. However, when iodine reacts with starch, it turns a dark blue or purplish color. For example, if you were to drop some iodine on a cracker, you would see it turn dark blue..

Answer 2

Explanation:

Iodine is normally a straw-colored liquid. However, when iodine reacts with starch, it turns a dark blue or purplish color. For example, if you were to drop some iodine on a cracker, you would see it turn dark blue.