Question

What is starch test ? How is it done ? ​

Answer 1

Answer:

A chemical test for starch is to add iodine solution (yellow/brown) and look for a colour change. In the presence of starch, iodine turns a blue/black colour. It is possible to distinguish starch from glucose (and other carbohydrates) using this iodine solution test.

Answer 2

Answer:

Starch test is a test to test starch (a type of carbohydrate, most commonly found) in a substance it involves making the paste/powder of the substance and pouring iodine solution in it.

Explanation:

After pouring the solution the solution if the substance turns blue- black then we can say that it contains starch.