13598-32-8 Samarium Hydride (SmH2~3) SmH2~3
Samarium hydride is a compound of hydrogen and yttrium. It is considered to be a part of the class of rare-earth metal hydrides. Samarium is a chemical element with symbol Sm and atomic number 62. It is a moderately hard silvery metal that slowly oxidizes in air. Being a typical member of the lanthanide series, samarium usually has the oxidation state +3. Compounds of samarium (II) are also known, most notably the monoxide SmO, monochalcogenides SmS, SmSe and SmTe, as well as samarium (II) iodide. The last compound is a common reducing agent in chemical synthesis. Samarium has no significant biological role but is only slightly toxic.
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