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VISUAL CHEMISTRY
LANTHANUM
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General
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PROPERTIES |
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Relative atomic mass |
138.9055 |
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Atomic mass (kg) |
232x10-27 |
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Density (g/cm3) |
6.19 |
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Physical State at STP |
Solid |
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Melting point (°C) |
920 |
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Boiling point (°C) |
3470 |
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Crystal
Structure of solid element |
Face
centred cubic |
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Stable isotopes |
138La,139La |
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STP =
standard temperature and pressure. Usually
considered as room temperature and
pressure. |
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