Biology, asked by j7g9wwys4k, 1 day ago

What substance causes the iodine to turn blue - black ?

Answers

Answered by stusathiyaroopa1260

4

Answer:

starch

hope this is helpful to you

Answered by jhushanr

1

Answer:

Starch

Explanation:

when iodine reacts with starch ,it is trapped in the starch , helical structure forming a blue - black precipitate

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