 |
| Name |
neodymium |
| Symbol |
Nd |
| Atomic Weight |
144.24 |
| Atomic Number |
60 |
| CAS ID |
7440-00-8 |
| Group Number |
|
| Group Name |
Lanthanoid |
| Period Number |
6 |
| Origin of Name |
Greek, neos didymos = "new twin" |
| Year Discovered |
1885 |
| Discovery Credits |
Separated by Baron Auer von Welshach at Vienna, Austria |
| Class |
Metallic |
| Color |
Silvery White, Yellowish Tinge |
| Standard State |
Solid at 77 F & 298 K |
| Description |
Silvery-white metal of the lanthanide (rare earth) group.
Tarnishes in air, reacts slowly with cold water, rapidly with hot. Used in
alloys for permanent-magnets, flints, glazes, and glass. Diagnostic tests:
There are no simple diagnostic tests to identify neodymium.
X-ray fluorescence spectroscopy is commonly employed to identify and
analyze members of the Rare-Earth group elements.
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