Names | |
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Other names lanthanum(3+); oxygen(2-); sulfide, lanthanum oxide sulfide, dilanthanum dioxide sulphide [1] | |
Identifiers | |
3D model (JSmol) | |
ChemSpider | |
ECHA InfoCard | 100.031.578 |
EC Number |
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PubChem CID | |
CompTox Dashboard (EPA) | |
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Properties | |
La2O2S | |
Molar mass | 341.88 g/mol |
Appearance | yellowish-white crystals |
Density | 5.77 g/cm3 |
Related compounds | |
Related compounds | 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 La2O2S. [2] [3]
The compound forms yellowish-white hexagonal crystals.
The compound is used as a laser host material. [5]