ARE CYANIDE PILLS REAL SECRETS

Potassium cyanide (KCN) was an essential supply of alkali steel cyanides prior to the invention of the Castner course of action. It had been produced by the decomposition of potassium ferrocyanide. The reaction is as follows:Molten KOH is used to displace halides together with other leaving groups. The reaction is particularly useful for aromatic r