Manganese metal looks like, uh, nothing special. A shiny metal. But some of the chemical compounds that contain the element are very special. One, potassium permanganate may have been the inspiration ...

Fireworks usually include gunpowder, but a hobbyist has made this rather impressive bang using potassium permanganate in lieu of the more traditional ingredient. Permanganate is a purple crystal which ...

When glycerol and dry potassium permanaganate are added together, an extremely exothermic reaction occurs. The potassium ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

POTASSIUM permanganate (1 per cent solution, containing 2 per cent sodium carbonate) has been recommended 1 as a spraying reagent for detecting carbohydrates on paper chromatograms. When testing this ...

An interesting phenomenon has been recorded during an investigation in which the test for decomposable organic matter, by the determination of the amount of oxygen absorbed by N/80 potassium ...