Names | |
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Other names
lanthanum(3+); oxygen(2-); sulfide, lanthanum oxide sulfide, dilanthanum dioxide sulphide
[1]
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Identifiers | |
3D model (
JSmol)
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ECHA InfoCard | 100.031.578 |
EC Number |
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PubChem
CID
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CompTox Dashboard (
EPA)
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Properties | |
La 2O 2S | |
Molar mass | 341.88 g/mol |
Appearance | yellowish-white crystals |
Density | 5.77 g/cm3 |
Related compounds | |
Related compounds
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Gadolinium oxysulfide |
Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
|
Lanthanum oxysulfide is an
inorganic compound, a salt of
lanthanum and
hydrogen sulfide acid, with the formula La
2O
2S.
[2]
[3]
The compound forms yellowish-white hexagonal crystals.
The compound is used as a laser host material. [5]