Question

What is iodine starch test?​

Answer 1

Answer:

Chemical Test for Starch or Iodine

Chemical Test for Starch or Iodine Amylose in starch is responsible for the formation of a deep blue color in the presence of iodine. ... A blue-black color results if starch is present. If starch amylose is not present, then the color will stay orange or yellow.

Answer 2

A test for the presence of starch in which the sample turns blue-black in color when a few drops of potassium iodide solution is placed on the sample..

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Know More:

Amylose in starch is responsible for the formation of a deep blue color in the presence of iodine. The iodine molecule slips inside of the amylose coil. This makes a linear triiodide ion complex with is soluble that slips into the coil of the starch causing an intense blue-black color.