Lithium perchlorate

Lithium perchlorate
	; __ Li+ __ Cl7+ __ O2− ; Unit cell of lithium perchlorate.
Names
	IUPAC name Lithium perchlorate
	Other names Perchloric acid, lithium salt; Lithium Cloricum
Identifiers
CAS Number	7791-03-9 ;
3D model (JSmol)	Interactive image;
ChemSpider	133514 ;
ECHA InfoCard	100.029.307
PubChem CID	23665649;
UNII	Q86SE98C9C ;
CompTox Dashboard (EPA)	DTXSID40872829 ;
	InChI InChI=1S/ClHO4.Li/c2-1(3,4)5;/h(H,2,3,4,5);/q;+1/p-1 Key: MHCFAGZWMAWTNR-UHFFFAOYSA-M ; InChI=1/ClHO4.Li/c2-1(3,4)5;/h(H,2,3,4,5);/q;+1/p-1 Key: MHCFAGZWMAWTNR-REWHXWOFAR;
	SMILES [Li+].[O-]Cl(=O)(=O)=O;
Properties
Chemical formula	LiClO; 4
Molar mass	106.39 g/mol (anhydrous); 160.44 g/mol (trihydrate);
Appearance	White crystals
Odor	Odorless
Density	2.42 g/cm3
Melting point	236 °C (457 °F; 509 K)
Boiling point	430 °C (806 °F; 703 K) ; decomposes from 400 °C
Solubility in water	42.7 g/100 mL (0 °C); 49 g/100 mL (10 °C); 59.8 g/100 mL (25 °C); 71.8 g/100 mL (40 °C); 119.5 g/100 mL (80 °C); 300 g/100 g (120 °C);
Solubility	Soluble in alcohols, ethyl acetate
Solubility in acetone	137 g/100 g
Solubility in alcohols	182 g/100 g (CH3OH); 152 g/100 g (C2H5OH); 105 g/100 g (C3H7OH); 79.3 g/100 g (n-C4H9OH); 58 g/100 g (i-C4H9OH;
Solubility in ethyl acetate	95.2 g/100 g
Solubility in ethyl ether	113.7 g/100 g
Structure
Space group	Pnma, No. 62
Lattice constant	a = 865.7(1) pm, b = 691.29(9) pm, c = 483.23(6) pm
Formula units (Z)	4 formula per cell
Coordination geometry	tetrahedral at Cl
Thermochemistry
Heat capacity (C)	105 J/mol·K
Std molar; entropy (S⦵298)	125.5 J/mol·K
Std enthalpy of; formation (ΔfH⦵298)	−380.99 kJ/mol
Gibbs free energy (ΔfG⦵)	−254 kJ/mol
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Oxidizer, irritant
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H272, H315, H319, H335
Precautionary statements	P220, P261, P305+P351+P338
NFPA 704 (fire diamond)	2 0 0 OX
Safety data sheet (SDS)	MSDS
Related compounds
Other anions	Lithium chloride; Lithium hypochlorite; Lithium chlorate
Other cations	Sodium perchlorate; Potassium perchlorate; Rubidium perchlorate
	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

Lithium perchlorate is the inorganic compound with the formula LiClO₄. This white or colourless crystalline salt is noteworthy for its high solubility in many solvents. It exists both in anhydrous form and as a trihydrate.

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