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Magnesium sulfide
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| Names | |
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| Other names | |
| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
| ECHA InfoCard | 100.031.597 |
| EC Number |
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PubChem CID
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| UNII | |
CompTox Dashboard (EPA)
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| Properties | |
| MgS | |
| Molar mass | 56.38 g/mol |
| Appearance | white to reddish brown powder |
| Density | 2.84 g/cm3 |
| Melting point | 2,000 °C (3,630 °F; 2,270 K) approx. |
| decomposes | |
| Structure | |
| Halite (cubic), cF8 | |
| Fm3m, No. 225 | |
| cubic | |
| Thermochemistry | |
Heat capacity (C)
|
45.6 J/mol K |
Std molar
entropy (S⦵298) |
50.3 J/mol K |
Std enthalpy of
formation (ΔfH⦵298) |
-347 kJ/mol |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards
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Source of H2S |
| Related compounds | |
Other anions
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Magnesium oxide |
Other cations
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Magnesium sulfide is an inorganic compound with the formula MgS. It is a white crystalline material but often is encountered in an impure form that is brown and non-crystalline powder. It is generated industrially in the production of metallic iron.
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