Pour a layer of concentrated sulfuric acid ½” to ¾” thick on top of the sugar ... enabling the students to watch the reaction without releasing the smoke into the room. After approximately 3 to 5 ...

It is important in this practical to: The acid and solid need to be chosen. Use hydrochloric acid to make a chloride, sulfuric acid to make a sulfate, and nitric acid to make a nitrate.

the sulfuric acid will soak into the paper, reaching the large compartment with the potassium chlorate and sugar mixture, causing a strongly exothermic reaction that ignites the paper. Yet as ...

To the upper right we have very pure potassium chlorate, so much so that it bursts into flames when mixed with sugar and catalyzed with some sulfuric acid. [Mr. Home Scientist] produced the ...