a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
a white poisonous granular soluble solid substance used in photography and in extracting gold from its ores. Formula: KCN
noun, Chemistry. 1. an orange-red, crystalline, water-soluble, poisonous powder, K 2 Cr 2 O 7 , used chiefly in dyeing, photography, and as a laboratory reagent. noun 1. an orange-red crystalline soluble solid substance that is a good oxidizing agent and is used in making chrome pigments and as a bleaching agent. Formula: K2Cr2O7
noun, Chemistry. 1. See under . noun, Chemistry. 1. any of the three orthophosphates of potassium ((potassium monophosphate) (K 2 HPO 4), (potassium diphosphate) (KH 2 PO 4), and (tripotassium phosphate) (K 3 PO 4) )
- Potassium feldspar
potassium feldspar A type of alkali feldspar that contains the molecule KAlSi3O8. Microcline and orthoclase are types of potassium feldspar.
noun, Chemistry. 1. a bright-red, crystalline, water-soluble, poisonous solid, K 3 Fe(CN) 6 , used chiefly in the manufacture of pigments, as Prussian blue, and of paper, especially blueprint paper.