Multiple Choice Questions

Which of the following is used to chemically test starch ........

General Studies (CGL) General Science

Which of the following is used to chemically test starch?

This questions was previously asked in

Combined Graduate Level Examination Tier I 2023

Chlorine solution

Iodine solution

Sulphur solution

Bromine solution

- Option 1: Chlorine solution

- Chlorine is mainly used as a disinfectant, not for testing starch.

- Option 2: Iodine solution

- Correct Answer: Iodine is used to test starch. It turns dark blue or black in the presence of starch.

- Option 3: Sulphur solution

- Sulphur has various chemical uses, but it isn't utilized to test starch.

- Option 4: Bromine solution

- Bromine is often used in organic reactions, but not for detecting starch.

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