Nickel(II) carbonate (NiCO3)-Powder

Characteristic

 

Nickel(II) carbonate describes one or a mixture of inorganic compounds containing nickel and carbonate. From the industrial perspective, the most important nickel carbonate is basic nickel carbonate with the formula Ni4CO3(OH)6(H2O)4. All are paramagnetic green solids containing Ni2+ cations.




Chemical formula:NiCO3

Molar mass:118.7g/mol

Appearance: light green powder

Density: 4.39 g/cm3

Melting point: 205 °C (401 °F; 478 K)decomposes

Solubility in water:0.0093 g/100ml

Solubility product (Ksp):6.6·10−9

Crystal structure:rhombohedral

 


Application

 

Nickel(II) carbonate is used in sulphamate baths, metal phosphating, electroplating and ceramic applications. It acts as a precursor to catalysts and an intermediate in the hydrometallurgical purification of nickel from its ores.