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Chemical reaction between starch and iodine:

A) Starch turns blue
B) Starch turns red
C) Starch turns yellow
D) Starch forms a precipitate

User Rjalfa
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1 Answer

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Final answer:

When starch reacts with iodine, it forms a blue-violet color due to the formation of the amylose-iodine complex.

Step-by-step explanation:

When starch reacts with iodine, it forms a blue-violet color due to the formation of the amylose-iodine complex. This color test is sensitive enough to detect even minute amounts of starch in solution. Therefore, the correct answer is A) Starch turns blue.

User Dorich
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