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rhodium 音標拼音: [r'odiəm] n. 銠 銠 rhodium n 1: a white hard metallic element that is one of the platinum group and is found in platinum ores; used in alloys with platinum [synonym: {rhodium}, {Rh}, {atomic number 45}] Rhodium \Rho"di*um\, n. [NL., fr. Gr. "ro`don the rose. So called from the rose-red color of certain of its solutions. See {Rhododendron}.] (Chem.) A rare element of the light platinum group. It is found in platinum ores, and obtained free as a white inert metal which it is very difficult to fuse. Symbol Rh. Atomic weight 104.1. Specific gravity 12. [1913 Webster] rhodium
Symbol: Rh Atomic number: 45 Atomic weight: 102.905 Silvery white metallic transition element. Found with platinum and used in some platinum alloys. Not attacked by acids, dissolves only in aqua regia. Discovered in 1803 by W.H. Wollaston.
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