Thulium(II) chloride

Thulium(II) chloride is an inorganic compound with the chemical formula TmCl2.

Thulium(II) chloride
Names
Other names
Thulium dichloride
Identifiers
3D model (JSmol)
ChemSpider
  • InChI=1S/2ClH.Tm/h2*1H;/q;;+2/p-2
    Key: YRYFSOMKKYRRHX-UHFFFAOYSA-L
  • InChI=1/2ClH.Tm/h2*1H;/q;;+2/p-2
  • Cl[Tm]Cl
Properties
TmCl2
Molar mass 239.839 g/mol
Appearance dark green solid[1]
Melting point 718°C
reacts
Structure
SrI2 crystal form[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Production

Thulium(II) chloride can be produced by reducing thulium(III) chloride by thulium metal:[1]

2 TmCl3 + Tm → 3 TmCl2

Chemical properties

Thulium(II) chloride reacts with water violently, producing hydrogen gas and thulium(III) hydroxide. When thulium(II) chloride first touches water, a light red solution is formed, which fades quickly.[1]

References
  1. 《无机化学丛书》.第七卷 钪 稀土元素.易宪武 等. 科学出版社. ISBN 978-7-03-030574-9. 1.3.2 氧化态+2的化合物. P148. 1. 卤素化合物
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