A mixture of starch and iodine mixture turns blue because (a) Starch is blue (b) Iodine is blue ...

Question:

A mixture of starch and iodine mixture turns blue because

(a) Starch is blue

(b) Iodine is blue

(c) Starch is a chain of glucose molecules

(d) iodine interacts with coiled starch molecules

(e) Copper (II) ion is reduced to copper (I) ion

Starch:

Starch is one of the polysaccharides formed by glucose. It is composed of two major components: amylose and amylopectin. Amylose is a linear polysaccharide while amylopectin is a branched polysaccharide.

Answer and Explanation: 1

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The answer is (d) iodine interacts with coiled starch molecules.


The iodine test is used to detect the presence of starch. The iodine mixture is...

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Starch: Structure, Types & Examples

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Chapter 10 / Lesson 13
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Explore starch. Learn the definition of starch and understand its structure. Discover the different types of starch with examples and find where they are used.


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