I. The reaction between iodate and bisulfite in acid medium produces iodine. Solutions A (iodate) and B (bisulfite) are mixed at room temperature in differing concentrations, producing a blue-black ...

This glucose is: After a few minutes, the parts of the leaf that contain starch turn the iodine from brown to blue/black. Variegated leaves have green parts (where the cells contain chlorophyll ...