Footage shows the stunning moment a dynamic colour shift from an iodine clock reaction was captured in China. University ...

Solutions A (iodate) and B (bisulfite) are mixed at room temperature in differing concentrations, producing a blue-black starch/iodine complex after a length of time that depends on the concentrations ...

Solutions A (iodate) and B (bisulfite) are mixed at room temperature in differing concentrations, producing a blue-black starch/iodine complex after a length of time that depends on the concentrations ...

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 ...