Formula deep page
Iodine Test for Starch
Food + Iodine solution → Blue-black colour = starch present
This formula belongs to the chapter "Components of Food" in Class 6 Science. Use it after identifying the right variables, matching the chapter context, and writing the substitution clearly.
How to use it
- Identify the quantity you need to find.
- Check the related variables and units from the question.
- Substitute values carefully into the formula.
- Simplify step by step and write the final statement.
Worked cue
Rice: blue-black (starch present). Onion: no colour change (no starch)