Inorganic compound generated in the production of metallic iron
"MgS" redirects here. For other uses, see MGS (disambiguation).
Not to be confused with Magnesium sulfate.
Magnesium sulfide
Names
Other names
Niningerite
Identifiers
CAS Number
12032-36-9Y
3D model (JSmol)
Interactive image
ChemSpider
8305407N
ECHA InfoCard
100.031.597
EC Number
234-771-1
PubChem CID
82824
UNII
TWD834A2KDY
CompTox Dashboard (EPA)
DTXSID2065179
InChI
InChI=1S/Mg.S/q+2;-2N
Key: QENHCSSJTJWZAL-UHFFFAOYSA-NN
InChI=1/Mg.S/q+2;-2
Key: QENHCSSJTJWZAL-UHFFFAOYAO
SMILES
[Mg+2].[S-2]
Properties
Chemical formula
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.
Solubility in water
decomposes
Structure
Crystal structure
Halite (cubic), cF8
Space group
Fm3m, No. 225
Coordination geometry
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
Source of H2S
Related compounds
Other anions
Magnesium oxide
Other cations
Calcium sulfide
Strontium sulfide
Barium sulfide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references
Chemical compound
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.
Magnesiumsulfide is an inorganic compound with the formula MgS. It is a white crystalline material but often is encountered in an impure form that is...
Magnesium oxide (MgO), or magnesia, is a white hygroscopic solid mineral that occurs naturally as periclase and is a source of magnesium (see also oxide)...
Barium sulfide is the inorganic compound with the formula BaS. BaS is the barium compound produced on the largest scale. It is an important precursor...
Hydrogen sulfide is a chemical compound with the formula H2S. It is a colorless chalcogen-hydride gas, and is poisonous, corrosive, and flammable, with...
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Lithium sulfide is the inorganic compound with the formula Li2S. It crystallizes in the antifluorite motif, described as the salt (Li+)2S2−. It forms...
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Magnesium monoperoxyphthalate (MMPP) is a water-soluble peroxy acid used as an oxidant in organic synthesis. Its main areas of use are the conversion...
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tableware glass manufacturing. Hard water usually contains calcium or magnesium ions. Sodium carbonate is used for removing these ions and replacing them...
sometimes found in pure, native form, sulfur on Earth usually occurs as sulfide and sulfate minerals. Being abundant in native form, sulfur was known in...
Carbonyl sulfide is the chemical compound with the linear formula O=C=S. It is a colorless flammable gas with an unpleasant odor.[not verified in body]...
eight elements: sodium, magnesium, aluminium, silicon, phosphorus, sulfur, chlorine and argon. The first two, sodium and magnesium, are members of the s-block...