Actinium(III) chloride

Actinium(III) chloride is a chemical compound containing the rare radioactive element actinium. This salt has the formula AcCl₃. Molecular weight of the compound is 333.378 g/mol.^[2]

Actinium(III) chloride^[1]

Names
Other names Actinium trichloride Actinium chloride
Identifiers
CAS Number	22986-54-5 Y
3D model (JSmol)	Interactive image
ChemSpider	29322259
PubChem CID	86218203
InChI InChI=1S/Ac.3ClH/h;3*1H/p-3 Key: WHQPIOWKCXBORU-UHFFFAOYSA-K
SMILES [Cl-].[Cl-].[Cl-].[Ac]
Properties
Chemical formula	AcCl3
Molar mass	333.378 g/mol
Appearance	White crystalline solid
Density	4.81 g/cm3
Melting point	1,051 °C (1,924 °F; 1,324 K) (sublimes)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Synthesis

Actinium(III) chloride is made by reacting actinium hydroxide with carbon tetrachloride.^[1]

4 Ac(OH)₃ + 3 CCl₄ → 4AcCl₃ + 3CO₂ + 6H₂O