[Answer] What happens when iodine is added to a solution containing starch?

Answer: It changes color instantly to a dark blue/black

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What happens when iodine is added to a solution containing starch? Why does the color of iodine solution turn blue when starch is added t… Why Does Iodine Turn Starch Blue? :: Education ... Why does the color of iodine solution turn blue when starch is added t… Why Does Iodine Turn Starch Blue? :: Education ... when iodine is added to a substance it turns dark blue when starch is present and remains brown when starch is not present . This is basically because iodine forms a polypeptide complex with... If you heat a test tube con­tain­ing a so­lu­tion of starch io­dine and wa­ter over a chem­i­cal burn­er for some time the so­lu­tion will turn white and trans­par­ent. This is be­cause the com­pound of io­dine and starch is un­sta­ble but if you put the test tube in cold wa­ter a dark blue sed­i­ment will form once more. the membrane must be permeable to the solute there must be unequal concentrations on either side of the m...

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