| Name | samarium |
|---|---|
| Symbol | Sm |
| Atomic Weight | 150.36 |
| Atomic Number | 62 |
| CAS ID | 7440-19-9 |
| Group Number | |
| Group Name | Lanthanoid |
| Period Number | 6 |
| Origin of Name | Named after the mineral Samarskite. |
| Year Discovered | 1879 |
| Discovery Credits | Discovered by P. E. Lecoq de Boisbaudran at Paris, France. |
| Class | Metallic |
| Color | Silvery White |
| Standard State | Solid at 77 F & 298 K |
| Description | Silvery white metal of the lanthanide group. Relatively stable in dry air but in moist air an oxide coating forms. Used in permanent magnets, organic reagents, special glass, catalysts, ceramics, and electronics. Diagnostic tests: |