|
Molecular formula :
MW :
CAS :
nature : Periodic System III ethnic group vice Larthanide. A rare earth elements. Atomic number 62. Isotope : Ibid α , 148 α , 149 α , 150,152,154. Amu 150.36. Light-colored metal color. Like iron hardness. In the air more stable, but it quickly darken. Density 7.52. 1072 ° C melting point. The boiling point of about 1,791 ° C Valence +2 and +3. Can burning into oxides. Two yellow and orange salt price. Three salt ginger price. Oxides almost white. For the pottery, permanent magnet materials and the nuclear industry. Samarium oxide can be used lanthanum barium or reduction in manufacturing.
Notice:Each item can have many explanations from different angels. If you want grasp the item comprehensively,please see below "more details data". |
Home Products Search Properties Search 中文版