Nickel Bromide (NiBr2)-Powder

Characteristic

Nickel(II) bromide is the name for the inorganic compounds with the chemical formula NiBr₂(H₂O)_x. The value of x can be 0 for the anhydrous material, as well as 2, 3, or 6 for the three known hydrate forms. 

Chemical formula：NiBr₂

Molar mass：218.53 g/mol

Appearance：yellow-brown crystals

Odor：odorless

Density：5.098 g/cm³

Melting point：963 °C (1,765 °F; 1,236 K) sublimes

Solubility in water：113 g/100ml (0 °C)

                                 122 g/100ml (10 °C)

                                 134 g/100ml (25 °C)

                                 144 g/100ml (40 °C)

                                 155 g/100ml (100 °C)

Magnetic susceptibility (χ)：+5600.0·10⁻⁶ cm³/mol

Application

Nickel bromide can form complexes with ammonium - diimine for catalyzing ethylene polymerization.