Erbium(III) chloride
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Erbium(III) chloride is a violet solid with the formula ErCl3. It is used in the preparation of erbium metal.
Quick Facts Names, Identifiers ...
Names | |
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IUPAC name
Erbium(III) chloride | |
Other names
Erbium trichloride | |
Identifiers | |
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3D model (JSmol) |
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ChemSpider |
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ECHA InfoCard | 100.030.337 |
EC Number |
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PubChem CID |
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UNII | |
CompTox Dashboard (EPA) |
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Properties | |
ErCl3 (anhydrous) ErCl3·6H2O (hexahydrate) | |
Molar mass | 273.62 g/mol (anhydrous) 381.71 g/mol (hexahydrate) |
Appearance | violet hygroscopic monoclinic crystals (anhydrous) pink hygroscopic crystals (hexahydrate) |
Density | 4.1 g/cm3 (anhydrous) |
Melting point | 776 °C (1,429 °F; 1,049 K) (anhydrous) decomposes (hexahydrate) |
Boiling point | 1,500 °C (2,730 °F; 1,770 K) |
soluble in water (anhydrous) slightly soluble in ethanol (hexahydrate)[1] | |
Structure[2] | |
monoclinic | |
C2/m, No. 12 | |
a = 6.80 Å, b = 11.79 Å, c = 6.39 Å α = 90°, β = 110.7°, γ = 90° | |
Lattice volume (V) |
479 Å3 |
Formula units (Z) |
4 |
Related compounds | |
Other anions |
Erbium(III) oxide |
Other cations |
Holmium(III) chloride, Thulium(III) chloride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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