Erbium(III) iodide

Erbium(III) iodide
Names
IUPAC name
Erbium(III) Iodide
Other names
Erbium Triiodide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.034.051 Edit this at Wikidata
  • InChI=1S/Er.3HI/h;3*1H/q+3;;;/p-3
    Key: OKVQKDALNLHZLB-UHFFFAOYSA-K
  • InChI=1/Er.3HI/h;3*1H/q+3;;;/p-3
    Key: OKVQKDALNLHZLB-DFZHHIFOAK
  • I[Er](I)I
Properties
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).

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

  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.
  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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