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alisha [4.7K]
3 years ago
7

What are you testing for when you use lugols solution

Biology
1 answer:
Dominik [7]3 years ago
7 0

You are testing for the presence of starch: Iodine dissolved in an aqueous solution of potassium iodide - reacts with starch producing a deep blue-black color. This reaction is the result of the formation of polyiodide chains from the reaction of starch and iodine.

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