Tellurium dichloride

Tellurium dichloride

Identifiers
CAS Number	10025-71-5 Y
3D model ( JSmol )	Interactive image
ChemSpider	2588376
PubChem CID	3341691
UNII	0T7J7SHH1H
CompTox Dashboard (EPA)	DTXSID60143068
InChI InChI=1S/Cl2Te/c1-3-2 Key: VXLPBEHPTWIBJR-UHFFFAOYSA-N
SMILES Cl[Te]Cl
Properties
Chemical formula	Cl2Te
Molar mass	198.50 g·mol−1
Appearance	black solid[1]
Density	6.9 g·cm−3[1]
Melting point	208 °C[1]
Boiling point	328 °C[1]
Solubility in water	reacts[1]
Solubility	reacts with tetrachloromethane[1]
Related compounds
Other anions	Ditellurium bromide, Te2Br
Other cations	Dichlorine monoxide, OCl2 Sulfur dichloride, SCl2 Selenium dichloride, SeCl2 Polonium dichloride, PoCl2
Related compounds	Tritellurium dichloride, Te3Cl2 Tellurium tetrachloride, TeCl4
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Tellurium dichloride is a chloride of tellurium with the chemical formula TeCl₂.

Preparation

Tellurium dichloride can be produced by reacting tellurium with

It can also be produced by the comproportionation of tellurium and tellurium tetrachloride.^[4]

Properties

Tellurium dichloride is a black solid that reacts with water. It will melt into a black liquid and vapourize into a purple gas.

Tellurium dichloride reacts with barium chloride in water to form barium tellurite.

References