Potassium Dichromate(redirected from Pottassium dichromate)
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potassium dichromate[pə′tas·ē·əm dī′krō‚māt]
K2Cr2O7 Poisonous, yellowish-red crystals with metallic taste; soluble in water, insoluble in alcohol; melts at 396°C, decomposes at 500°C; used as an oxidizing agent and analytical reagent, and in explosives, matches, and electroplating. Also known as potassium bichromate; red potassium chromate.
K2Cr207. Potassium dichromate is found in nature as the mineral lopezite. It is widely used in certain types of volumetric analysis and as an oxidizing agent in pyrotechnics, photography, and the manufacture of safety matches.