Question

Iodine turns ____ blue- black.​

Answer 1

Answer:

iodine turns intense blue-black..

Answer 2

Answer:

here's yr ans dear

Explanation:

Molecular iodine is not soluble in water and hence potassium iodide is added to it. Together they form polyiodide complex which upon addition of starch turns intense blue-black colour. Starch is a polymer of amylose and amylopectin, of which amylose is responsible for the blue colour of the reaction.

hope it's help you a lot

hope it's help you a lot