Lanthanum (La)
Amorphous Metals | Atomic Number: 57
Basic Properties
La
57
138.90547 g/mol
| Element Category | Amorphous Metals |
|---|---|
| Atomic Number | 57 |
| Atomic Weight | 138.90547 g/mol |
Crystal Structure Visualization
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Description
The first rare earth element in the lanthanide series, used in hydrogen storage, battery electrodes, and optical glasses
| Density | 6.162 g/cm³ |
|---|
| Tensile Strength | N/A |
|---|---|
| Hardness | N/A |
| Melting Point | 920°C |
|---|---|
| Boiling Point | 3464°C |
| No electrical properties data available |
| Corrosion Resistance | Moderate |
|---|
Applications
Used in camera and telescope lenses, and catalysts.
Production Methods
Extracted from monazite.
History
Discovered in 1839.