Science, asked by roshni0786, 5 months ago

strah gives a blue - black colour with a solution of ______ .class 7​

Answers

Answered by dtridha2
1

Answer:

iodine

Explanation:

When few drops of iodine fall on starch substance, blue- black colour is observed. This is because of the formation of starch-iodine complex that gives blue colour.

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