Synthesis of sodium bromated and potassium metaperiodate
permanganate to maintain a steady flow of gas. The reaction is finished when you the colour changes to yellowy/green and a smell of chlorine is given off. When this happens take it off the heat and out of the gas generator. (You may want to put a beaker of sodium hydroxide to catch any remaining chlorine) Add a few drops of conc nitric acid. The solution will start fizzing off chlorine gas and going clear when you have added enough. Then just dry out to get the product. This one out of the …
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