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Class 10 Science Medium Mcq English Medium

In the starch test, the reagent used to test for the presence of starch is:

Question
In the starch test, the reagent used to test for the presence of starch is:
Potassium hydroxide
Iodine solution
Lime water
Sodium hydroxide
Answer
Iodine solution
Detailed Explanation
A dilute iodine solution is used in the activity to test for the presence of starch, which turns a blue-black colour if starch is present.
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