en Erbium(III) iodide

Erbium(III) iodide
Names
	IUPAC name Erbium(III) Iodide
	Other names Erbium Triiodide
Identifiers
CAS Number	13813-42-8;
3D model (JSmol)	Interactive image;
ChemSpider	75571;
ECHA InfoCard	100.034.051
PubChem CID	83749;
CompTox Dashboard (EPA)	DTXSID0065646 ;
	InChI InChI=1S/Er.3HI/h;31H/q+3;;;/p-3 Key: OKVQKDALNLHZLB-UHFFFAOYSA-K; InChI=1/Er.3HI/h;31H/q+3;;;/p-3 Key: OKVQKDALNLHZLB-DFZHHIFOAK;
	SMILES I[Er](I)I;
Properties
Chemical formula	ErI3
Molar mass	547.947 g/mol
Appearance	Powder
Density	5.5 g/cm3
Melting point	1,020 °C (1,870 °F; 1,290 K)
Boiling point	1,280 °C (2,340 °F; 1,550 K)
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Erbium(III) iodide is an iodide of lanthanide metal erbium.^[1] The compound is insoluble in water and is white to slightly pink in appearance.^[2]

Preparation

Erbium(III) iodide can be produced by the reaction of elemental iodine and finely divided erbium by the following equation:^[3]

2 Er + 3 I₂ → 2 ErI₃

Properties

Erbium(III) iodide has a trigonal crystal structure with space group R3 (space group no. 148).^[4]

References

^ Perry, Dale L (2011). Handbook of Inorganic Compounds (2 ed.). Taylor & Francis. p. 163. ISBN 9781439814628. Retrieved 15 December 2013.
^ Elements, American. "Erbium Iodide". American Elements. Retrieved 2020-11-16.
^ WebElements: Chemical reactions of Erbium
^ Ans, Jan d'; Ans, Jan d' (1998). Elemente, anorganische Verbindungen und Materialien. Taschenbuch für Chemiker und Physiker / D'Ans (4., neubearb. u. rev. Aufl ed.). Ort nicht ermittelbar: Verlag nicht ermittelbar. ISBN 978-3-540-60035-0.

This inorganic compound–related article is a stub. You can help Wikipedia by expanding it.

[Taylor_&_Francis_-_Handbook_of_Inorganic_Compounds,_2011_-_p_163-1] Perry, Dale L (2011). Handbook of Inorganic Compounds (2 ed.). Taylor & Francis. p. 163. ISBN 9781439814628. Retrieved 15 December 2013.

[2] Elements, American. "Erbium Iodide". American Elements. Retrieved 2020-11-16.

[we-3] WebElements: Chemical reactions of Erbium

[4] Ans, Jan d'; Ans, Jan d' (1998). Elemente, anorganische Verbindungen und Materialien. Taschenbuch für Chemiker und Physiker / D'Ans (4., neubearb. u. rev. Aufl ed.). Ort nicht ermittelbar: Verlag nicht ermittelbar. ISBN 978-3-540-60035-0.

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