Please give me the right answer! Q- The leaf turned bluish-black when a few drops of chemicals were dropped on it. Why did the leaf turn bluish-black (what does it prove)? What is the name of the chemical used?
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Answer:
it turns bluish black due to presence of starch in leaf. iodine is chemical used. hope it helps
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The leaves turned blue black since the leaf was containing starch.This proves that starch is present in leaves.The name of the chemical used is Iodine solution.
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