Thorium(IV) iodide

Thorium(IV) iodide

Names
Other names thorium tetraiodide
Identifiers
CAS Number	7790-49-0 Y
3D model (JSmol)	Interactive image
ECHA InfoCard	100.029.283
EC Number	232-211-0
PubChem CID	82256
UNII	Y6WNI235O3 Y
CompTox Dashboard (EPA)	DTXSID90999095
InChI InChI=1S/4HI.Th/h4*1H;/q;;;;+4/p-4
SMILES [I-].[I-].[I-].[I-].[Th+4]
Properties
Chemical formula	ThI4
Molar mass	739.656 g/mol
Appearance	white-yellow crystals
Density	6 g/cm3, solid
Melting point	570 °C (1,058 °F; 843 K)
Boiling point	837 °C (1,539 °F; 1,110 K)
Structure
Crystal structure	monoclinic
Coordination geometry	8 coordinate square antiprismatic
Thermochemistry
Std enthalpy of formation (ΔfH⦵298)	83 J/g
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

Thorium(IV) iodide (ThI₄) is an inorganic chemical compound composed of thorium and iodine. It is one of three known thorium iodides, the others being thorium(II) iodide and thorium(III) iodide.