Science, asked by nkarande1880, 1 day ago

iodine is used to test the presence of ​

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Answered by RROBROY
6

Answer:

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. The reaction is due to the formation of polyiodide chains from the reaction of starch and iodine

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