Terbium(III) chloride

Terbium(III) chloride (TbCl₃) is a chemical compound. In the solid state TbCl₃ has the YCl₃ layer structure.[1] Terbium(III) chloride frequently forms a hexahydrate.

Terbium(III) chloride

Names
Other names terbium trichloride
Identifiers
CAS Number	10042-88-3^Y
3D model (JSmol)	Interactive image
ECHA InfoCard	100.030.108
EC Number	233-132-
PubChem CID	61458
UNII	804HI855F8^N
CompTox Dashboard (EPA)	DTXSID9064926
InChI InChI=1S/3ClH.Tb/h3*1H;/q;;;+3/p-3
SMILES Cl[Tb](Cl)Cl
Properties
Chemical formula	TbCl3
Molar mass	265.2834 g/mol
Appearance	white powder
Density	4.35 g/cm^3, solid
Melting point	558 °C (1,036 °F; 831 K)
Boiling point	180 to 200 °C (356 to 392 °F; 453 to 473 K) (in HCl gas atmosphere)
Solubility in water	soluble
Structure
Crystal structure	hexagonal (UCl3 type), hP8
Space group	P63/m, No. 176
Coordination geometry	Tricapped trigonal prismatic (nine-coordinate)
Hazards
EU classification (DSD) (outdated)	not listed
Related compounds
Other anions	Terbium(III) oxide
Other cations	Gadolinium(III) chloride Dysprosium(III) chloride
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is ^YN ?)
Infobox references

Hazards

Terbium(III) chloride causes hyperemia of the iris.[2] Conditions/substances to avoid are: heat, acids and acid fumes.

References

1. Wells A.F. (1984) Structural Inorganic Chemistry 5th edition Oxford Science Publications ISBN 0-19-855370-6
2. George C. Y. Chiou (1999). Ophthalmic toxicology (2nd ed.). CRC Press. ISBN 1-56032-722-7.