Rhodium(III) iodide (RhI₃ , CAS: 15492-38-3 ) is a specialized inorganic rhodium compound widely recognized for its distinctive reactivity and value in advanced material synthesis. Although not as commonly used as RhCl₃ or RhBr₃, RhI₃ plays an important role in modern catalyst development, coordination chemistry, and high-performance materials research. This article provides a comprehensive overview of the properties, preparation methods, industrial applications, safety considerations, and future outlook of Rhodium(III) iodide—written with EEAT principles to ensure reliability and scientific accuracy. How Rhodium(III) Iodide Is Produced 1. Halide Exchange Method The most common laboratory route: Starting materials: RhCl₃ or RhBr₃ Reaction with excess potassium iodide (KI) Formation of RhI₃ precipitate 2. Direct Combination Reaction Metallic rhodium reacts with iodine at high temperature Suitable for high-purity material preparation Controlled iodine vapor press...