Question

1. Answer these questions. 1. What happens when two drops of iodine are added to starch?

please help me to solve this question ​

Answer 1

Explanation:

When few drops of iodine fall on starch substance, blue- black colour is observed. This is because of the formation of starch-iodine complex that gives blue colour.

Answer 2

Answer:

When few drops of iodine fall on starch substance, blue- black colour is observed. This is because of the formation of starch-iodine complex that gives blue colour. Thus, this property of Iodine is generally used to test the presence of starch.