Question

On adding iodine solution colour of starch solution

changed from ________ to _________.

Answer 1

Answer:

from objects colour to black or purple

Explanation:

Many different food groups contain a carbohydrate known as starch. Using an iodine solution, you can test for the presence of starch. When starch is present, the iodine changes from brown to blue-black or purple.

Answer 2

Answer:

light orange-brown color to deep blue