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Names | |
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Other names Gadolinium (II) sulfide | |
Identifiers | |
3D model (JSmol) | |
ChemSpider | |
PubChem CID | |
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Properties | |
GdS | |
Molar mass | 189.31 g·mol−1 |
Appearance | Crystals |
Density | 7.2 g/cm3 |
Melting point | 2,300 °C (4,170 °F; 2,570 K) |
Structure | |
Cubic | |
Related compounds | |
Related compounds | Samarium monosulfide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). |
Gadolinium monosulfide is a binary inorganic compound of gadolinium and sulfur with the chemical formula GdS. [1] [2]
Heating stoichiometric amounts of pure substances in an inert atmosphere:
It can be formed in a reaction between carbon, gadolinium(III) oxide, and gadolinium sesquisulphide: [3]
Gadolinium monosulfide forms crystals of cubic system, space group Fm4m, unit cell parameter a = 0.5574 nm, Z = 4, isomorphous with NaCl. [4] [5]
GdS melts congruently at 2300 °C.