Chromium (II) Chloride (CrCl2)-Powder

(Chromium (II) Chloride (CrCl2)-Powder)

CAS: 10049-05-5 Molecular Formula: CrCl2 Purity: 98.5%-99.99 % Products Code: TR Specification Model: – 100 mesh approx Hazardous Class: Class 8 EINECS No.: 233-163-3 UN No.: UN3260 Package Class: PG III

Characteristic

Chromium(II) chloride describes inorganic compounds with the formula CrCl2(H2O)n. The anhydrous solid is white when pure, however commercial samples are often grey or green

Chemical formula：CrCl2

Molar mass：122.90 g·mol−1

Appearance：White to grey/green powder (anhydrous), very hygroscopic

Odor：Odorless

Density 2.88 g/cm3 (24 °C)

Melting point：824 °C (1,515 °F; 1,097 K) anhydrous

                          51 °C (124 °F; 324 K) tetrahydrate, decomposes

Boiling point：1,302 °C (2,376 °F; 1,575 K) anhydrous

Solubility in water：Soluble

Solubility：Insoluble in alcohol, ether Acidity (pKa) 2

Magnetic susceptibility (χ)：+7230·10−6 cm3/mol

Crystal structure：Orthorhombic

Application

Chromium(II) chloride has no commercial uses but is used on a laboratory-scale for the synthesis of other chromium complexes.

(Chromium (II) Chloride (CrCl2)-Powder)