Statements (47)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
|
| gptkbp:appearance |
white powder
|
| gptkbp:boilingPoint |
3600 °C
|
| gptkbp:CASNumber |
1309-48-4
|
| gptkbp:category |
food additives
oxides refractory materials magnesium compounds |
| gptkbp:chemicalFormula |
MgO
|
| gptkbp:color |
white
|
| gptkbp:component |
magnesia
|
| gptkbp:crystalSystem |
cubic
|
| gptkbp:density |
3.58 g/cm³
|
| gptkbp:EC_number |
215-171-9
|
| gptkbp:foundIn |
nature as periclase
|
| https://www.w3.org/2000/01/rdf-schema#label |
Magnesium Oxide
|
| gptkbp:IUPACName |
Magnesium oxide
|
| gptkbp:magnesiumContent |
60.3% by mass
|
| gptkbp:meltingPoint |
2852 °C
|
| gptkbp:molecularWeight |
40.304 g/mol
|
| gptkbp:NFPA704 |
Health: 1, Flammability: 0, Reactivity: 0
|
| gptkbp:oxygenContent |
39.7% by mass
|
| gptkbp:pH |
10.3 (saturated solution)
|
| gptkbp:producedBy |
calcination of magnesium carbonate
calcination of magnesium hydroxide |
| gptkbp:PubChem_CID |
gptkb:CHEMBL1200692
14792 CHEBI:6636 |
| gptkbp:relatedTo |
gptkb:magnesium_chloride
magnesium carbonate magnesium hydroxide |
| gptkbp:riskFactor |
may cause respiratory irritation
|
| gptkbp:solubility |
insoluble
soluble in acid soluble in ammonium salt solutions |
| gptkbp:structure |
crystalline solid
|
| gptkbp:thermalConductivity |
60 W/(m·K)
|
| gptkbp:UNII |
3A3U0GI71G
|
| gptkbp:uses |
gptkb:food
insulation refractory material antacid laxative agricultural soil amendment component in Portland cement |
| gptkbp:bfsParent |
gptkb:Ionic_Bond
|
| gptkbp:bfsLayer |
7
|