Ferrous Hydroxide

Title: Ferrous Hydroxide
CAS Registry Number: 18624-44-7
Molecular Formula: FeH2O2
Molecular Weight: 89.86
Percent Composition: Fe 62.15%, H 2.24%, O 35.61%
Line Formula: Fe(OH)2
Literature References: Prepn: Rihl, Fricke, Z. Anorg. Allg. Chem. 251, 406 (1943); Leussing, Kolthoff, J. Am. Chem. Soc. 75, 2476 (1953). Oxidation products: Feitknecht, Keller, Z. Anorg. Chem. 262, 61 (1950); Mayne, J. Chem. Soc. 1953, 129; Shipko, Douglas, J. Phys. Chem. 60, 1519 (1956).
Properties: White, amorphous powder or white to pale green hexagonal crystals. Oxidized on exposure to air; may ignite spontaneously on exposure to air if finely divided. Practically insol in water. More sol in solns of NH4 salts; sol in concd NaOH soln.
Ferrous Iodide Ferrous Lactate Ferrous Oxalate Ferrous Oxide Ferrous Phosphate