Question

Name the chemical substances used to test the presence of starch​

Answer 1

Answer:

Iodine

The iodine–starch test is a chemical reaction that is used to test for the presence of starch or for iodine. The combination of starch and iodine is intensely blue-black. The interaction between starch and the triiodide anion (I3−) is the basis for iodometry.

Answer 2

Iodine solution is the chemical substances used to test the presence of starch.