What Are The Physical Properties Of Sodium Ferrocyanide Decahydrate?

Sodium ferrocyanide decahydrate is a crystalline solid that appears as yellow-green, odorless, and water-soluble. It has a molar mass of 484.06 g/mol and a density of 1.859 g/cm³. The compound has a melting point of 53.5°C and decomposes at temperatures above 100°C.

When heated to decomposition, it emits toxic fumes of sodium oxide, cyanide, and nitrogen oxides. Sodium ferrocyanide decahydrate is not flammable or explosive but may react with strong oxidizing agents and acids.

In terms of its solubility, sodium ferrocyanide decahydrate dissolves in water to form an alkaline solution. It is also soluble in alcohol, glycerol and slightly soluble in ether. Its pH is around 9.5 in water.

As for its chemical properties, sodium ferrocyanide decahydrate is an inorganic coordination complex with the formula Na4Fe(CN)6·10H2O. It is an important precursor for the production of other iron compounds and is commonly used in industrial processes such as electroplating, dyeing, and photography.