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 ...

If contaminated (even from dust) 30% hydrogen peroxide will decompose and generate large quantities of oxygen gas. Safety: This demonstration includes chemicals that are irritants and strong oxidizing ...

JON CHASE:'Chemical reactions ... using an iodine clock reaction. The effect of temperature is demonstrated using a glowstick. The effect of a catalyst is demonstrated using hydrogen peroxide ...