Magnesium nitrate

Magnesium nitrate
Names
	IUPAC name Magnesium nitrate
	Other names Nitromagnesite (hexahydrate)
Identifiers
CAS Number	10377-60-3 ; 15750-45-5 (dihydrate) ; 13446-18-9 (hexahydrate) ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:64736 ;
ChemSpider	23415 ;
ECHA InfoCard	100.030.739
EC Number	233-826-7;
PubChem CID	25212;
RTECS number	OM3750000 (anhydrous); OM3756000 (hexahydrate);
UNII	77CBG3UN78 ; V85K20LJMK (hexahydrate) ;
UN number	1474
CompTox Dashboard (EPA)	DTXSID4049664 ;
	InChI InChI=1S/Mg.2NO3/c;22-1(3)4/q+2;2-1 Key: YIXJRHPUWRPCBB-UHFFFAOYSA-N ; InChI=1/Mg.2NO3/c;22-1(3)4/q+2;2-1 Key: YIXJRHPUWRPCBB-UHFFFAOYAA;
	SMILES [N+](=O)([O-])[O-].[N+](=O)([O-])[O-].[Mg+2];
Properties
Chemical formula	Mg(NO3)2
Molar mass	148.32 g/mol (anhydrous); 184.35 g/mol (dihydrate); 256.41 g/mol (hexahydr.)
Appearance	White crystalline solid
Density	2.3 g/cm3 (anhydrous) ; 2.0256 g/cm3 (dihydrate) ; 1.464 g/cm3 (hexahydrate)
Melting point	129 °C (264 °F; 402 K) (dihydrate) ; 88.9 °C (hexahydrate)
Boiling point	330 °C (626 °F; 603 K) decomposes
Solubility in water	71 g/100 mL (25 °C)
Solubility	moderately soluble in ethanol, ammonia
Refractive index (nD)	1.34 (hexahydrate)
Structure
Crystal structure	cubic
Thermochemistry
Heat capacity (C)	141.9 J/mol K
Std molar; entropy (S⦵298)	164 J/mol K
Std enthalpy of; formation (ΔfH⦵298)	-790.7 kJ/mol
Gibbs free energy (ΔfG⦵)	-589.4 kJ/mol
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Irritant
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H272, H315, H319, H335
Precautionary statements	P210, P220, P221, P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P370+P378, P403+P233, P405, P501
NFPA 704 (fire diamond)	1 0 0 OX
Safety data sheet (SDS)	External MSDS
Related compounds
Other anions	Magnesium sulfate; Magnesium chloride
Other cations	Beryllium nitrate; Calcium nitrate; Strontium nitrate; Barium nitrate
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Magnesium nitrate refers to inorganic compounds with the formula Mg(NO₃)₂(H₂O)_x, where x = 6, 2, and 0. All are white solids.^[2] The anhydrous material is hygroscopic, quickly forming the hexahydrate upon standing in air. All of the salts are very soluble in both water and ethanol.

^ Lide, David R., ed. (2006). CRC Handbook of Chemistry and Physics (87th ed.). Boca Raton, FL: CRC Press. ISBN 0-8493-0487-3.
^ Cite error: The named reference Ullmann was invoked but never defined (see the help page).

[1] Lide, David R., ed. (2006). CRC Handbook of Chemistry and Physics (87th ed.). Boca Raton, FL: CRC Press. ISBN 0-8493-0487-3.

[Ullmann-2] Cite error: The named reference Ullmann was invoked but never defined (see the help page).

[1]

[2]

Magnesium nitrate

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