Stir up joy and longevity with stir-fried snake beans for the Year of the Snake.

I. The reaction between iodide and hydrogen peroxide produces triiodide. The triiodide ions are reduced back to iodide by thiosulfate at a much faster rate, until the thiosulfate is consumed. Then the ...

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 ...

The 'iodine clock' reaction occurs when two colourless solutions are mixed in a conical flask. After a period of time (which varies between several seconds and several minutes) the mixture turns ...