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

PubChem CID

* 83749

InChI

* 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

SMILES

* I[Er](I)I

Properties

Chemical formula

| ErI3
Molar mass | 547.947g/mol
Appearance  | Powder
Density | 5.5g/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]

[math]\ce{ 2Er + 3I_2\longrightarrow 2ErI_3 }[/math]

## 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. pp. 163. ISBN 9781439814628. https://books.google.com/books?id=SFD30BvPBhoC&q="Erbium+Iodide"&pg=PA493. Retrieved 15 December 2013.
2. ↑ Elements, American. "Erbium Iodide" (in en). https://www.americanelements.com/erbium-iodide-13813-42-8.
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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Erbium compounds

* ErCl3
* ErBr3
* ErI3
* Er2O3
* ErB4
* ErB6

HI |  |  |  | He

|
|
|
|

LiI | BeI2 | BI3 | CI4 | NI3 | I2O4,
I2O5,
I4O9 | IF,
IF3,
IF5,
IF7 | Ne
NaI | MgI2 | AlI3 | SiI4 | PI3,
P2I4 | S  | ICl,
ICl3 | Ar
KI | CaI2 | Sc  | TiI4 | VI3 | CrI3 | MnI2 | FeI2 | CoI2 | NiI2 | CuI | ZnI2 | Ga2I6 | GeI2,
GeI4 | AsI3 | Se  | IBr | Kr
RbI | SrI2 | YI3 | ZrI4 | NbI5 | Mo  | Tc  | Ru  | Rh  | Pd  | AgI | CdI2 | InI3 | SnI4,
SnI2 | SbI3 | TeI4 | I  | Xe
CsI | BaI2 |  | HfI4 | TaI5 | W  | Re  | Os  | Ir  | Pt  | AuI | Hg2I2,
HgI2 | TlI | PbI2 | BiI3 | Po  | AtI | Rn
Fr  | RaI2 |  | Rf  | Db  | Sg  | Bh  | Hs  | Mt  | Ds  | Rg  | Cn  | Nh  | Fl  | Mc  | Lv  | Ts  | Og
| ↓  |  |
La  | Ce  | Pr  | Nd  | Pm  | SmI2 | Eu  | Gd  | TbI3 | Dy  | Ho  | Er  | Tm  | Yb  | Lu
Ac  | ThI4 | Pa  | UI3,
UI4 | Np  | Pu  | Am  | Cm  | Bk  | Cf  | EsI3 | Fm  | Md  | No  | Lr

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