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 ...

Addition of a liquid to a crystalline substance produces smoke an intense violet flames. Prepare a few grams of powdered KMnO4 (potassium permanganate) by grinding fresh granular KMnO4 to a fine ...

Add 10 to 15 drops of glycerol to the depression in the center of a pile of finely ground potassium permanganate in an evaporating dish on a heat proof surface. Stand back! Within a few seconds, the ...