Samarium(III) iodide
Samarium(III) iodide is an inorganic compound, a salt of samarium and hydroiodic acid with the chemical formula . The compound forms orange-yellow crystals and decomposes in water. Synthesis. Reaction of metallic samarium and iodine: Physical properties. Samarium(III) iodide forms orange-yellow crystals. Decomposes in water (hydrolysis). Chemical properties. When heated with metallic samarium, it forms samarium diiodide: Reduced by hydrogen to samarium diiodide: Applications. Tha compound is commercially available and used in organic reactions and as a catalyst.