Yttrium(III) chloride

Yttrium(III) chloride
	; Part of a layer in the crystal structure of YCl3
Unit cell	Layer packing
Names
	IUPAC names Yttrium(III) chloride; Yttrium trichloride
Identifiers
CAS Number	10361-92-9 ;
3D model (JSmol)	Interactive image; hexahydrate:: Interactive image;
ChemSpider	59696 ; hexahydrate:: 175148;
ECHA InfoCard	100.030.716
EC Number	hexahydrate:: 233-801-0;
PubChem CID	10198055; hexahydrate:: 16211498;
RTECS number	ZG3150000;
UNII	11521XLD38 ;
CompTox Dashboard (EPA)	DTXSID2042515 ;
	InChI InChI=1S/3ClH.Y/h31H;/q;;;+3/p-3 Key: PCMOZDDGXKIOLL-UHFFFAOYSA-K ; InChI=1/3ClH.Y/h31H;/q;;;+3/p-3 Key: PCMOZDDGXKIOLL-DFZHHIFOAW; hexahydrate:: InChI=1S/3ClH.6H2O.Y/h31H;61H2;/q;;;;;;;;;+3/p-3 Key: IINACGXCEZNYTF-UHFFFAOYSA-K;
	SMILES Cl[Y](Cl)Cl; hexahydrate:: O.O.O.O.O.O.Cl[Y](Cl)Cl;
Properties
Chemical formula	YCl3
Molar mass	195.265 g/mol
Appearance	white solid
Density	2.61 g/cm3
Melting point	721 °C (1,330 °F; 994 K)
Boiling point	1,482 °C (2,700 °F; 1,755 K)
Solubility in water	751 g/L (20 °C)
Solubility	601 g/L ethanol (15 °C); 606 g/L pyridine (15 °C)
Structure
Crystal structure	Monoclinic, mS16
Space group	C2/m, No. 12
Lattice constant	a = 0.692 nm, b = 1.194 nm, c = 0.644 nm α = 90°, β = 111°, γ = 90°
Formula units (Z)	4
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319, H335
Precautionary statements	P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P332+P313, P337+P313, P362
NFPA 704 (fire diamond)	1 0 0
Safety data sheet (SDS)	External MSDS
Related compounds
Other anions	Yttrium(III) fluoride; Yttrium(III) bromide; Yttrium(III) iodide
Other cations	Scandium(III) chloride; Lutetium(III) chloride
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Yttrium(III) chloride is an inorganic compound of yttrium and chloride. It exists in two forms, the hydrate (YCl₃(H₂O)₆) and an anhydrous form (YCl₃). Both are colourless salts that are highly soluble in water and deliquescent.

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