Potassium cyanide (KCN) was a vital source of alkali steel cyanides prior to the invention on the Castner system. It was made by the decomposition of potassium ferrocyanide. The response is as follows: Cyanide is unstable in water, nevertheless the reaction is sluggish till about 170 °C. It undergoes hydrolysis https://harryz184ifc9.glifeblog.com/29636317/detailed-notes-on-potassium-cyanide-for-sale