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.