Lithium bromide

Lithium bromide
	__ Li+ __ Br−
Names
	IUPAC name Lithium bromide
Identifiers
CAS Number	7550-35-8 ;
3D model (JSmol)	Interactive image;
ChemSpider	74049 ;
ECHA InfoCard	100.028.582
EC Number	231-439-8;
PubChem CID	82050;
RTECS number	OJ5755000;
UNII	864G646I84 ;
CompTox Dashboard (EPA)	DTXSID20892222 ;
	InChI InChI=1S/BrH.Li/h1H;/q;+1/p-1 Key: AMXOYNBUYSYVKV-UHFFFAOYSA-M ; InChI=1/BrH.Li/h1H;/q;+1/p-1 Key: AMXOYNBUYSYVKV-REWHXWOFAS;
	SMILES [Li+].[Br-];
Properties
Chemical formula	LiBr
Molar mass	86.845 g/mol
Appearance	White hygroscopic solid
Density	3.464 g/cm3
Melting point	550 °C (1,022 °F; 823 K)
Boiling point	1,300 °C (2,370 °F; 1,570 K)
Solubility in water	143 g/100 mL (0 °C) ; 166.7 g/100 mL (20 °C) ; 266 g/100 mL (100 °C)
Solubility	soluble in methanol, ethanol, ether, acetone ; slightly soluble in pyridine
Magnetic susceptibility (χ)	−34.3·10−6 cm3/mol
Refractive index (nD)	1.7843 (589 nm)
Structure
Crystal structure	Cubic, Pearson symbol cF8, No. 225
Space group	Fm3m
Lattice constant	a = 0.5496 nm
Thermochemistry
Std molar; entropy (S⦵298)	74.3 J/mol K
Std enthalpy of; formation (ΔfH⦵298)	−351.2 kJ/mol
Gibbs free energy (ΔfG⦵)	−342.0 kJ/mol
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H317, H319
NFPA 704 (fire diamond)	2 0 0 W
Flash point	Not-flammable
	Lethal dose or concentration (LD, LC):
LD50 (median dose)	1800 mg/kg (oral, rat)
Related compounds
Other anions	Lithium fluoride; Lithium chloride; Lithium iodide
Other cations	Sodium bromide; Potassium bromide; Rubidium bromide; Caesium bromide
	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 bromide (LiBr) is a chemical compound of lithium and bromine. Its extreme hygroscopic character makes LiBr useful as a desiccant in certain air conditioning systems.

Names
__ Li⁺ __ Br⁻

IUPAC name Lithium bromide
Identifiers
CAS Number	7550-35-8^Y
3D model (JSmol)	Interactive image
ChemSpider	74049^Y
ECHA InfoCard	100.028.582
EC Number	231-439-8
PubChem CID	82050
RTECS number	OJ5755000
UNII	864G646I84^Y
CompTox Dashboard (EPA)	DTXSID20892222
InChI InChI=1S/BrH.Li/h1H;/q;+1/p-1^Y Key: AMXOYNBUYSYVKV-UHFFFAOYSA-M^Y InChI=1/BrH.Li/h1H;/q;+1/p-1 Key: AMXOYNBUYSYVKV-REWHXWOFAS
SMILES [Li+].[Br-]
Properties
Chemical formula	LiBr
Molar mass	86.845 g/mol
Appearance	White hygroscopic solid
Density	3.464 g/cm³
Melting point	550 °C (1,022 °F; 823 K)
Boiling point	1,300 °C (2,370 °F; 1,570 K)
Solubility in water	143 g/100 mL (0 °C) 166.7 g/100 mL (20 °C) 266 g/100 mL (100 °C)
Solubility	soluble in methanol, ethanol, ether, acetone slightly soluble in pyridine
Magnetic susceptibility (χ)	−34.3·10⁻⁶ cm³/mol
Refractive index (n_D)	1.7843 (589 nm)
Structure
Crystal structure	Cubic, Pearson symbol cF8, No. 225
Space group	Fm3m
Lattice constant	a = 0.5496 nm
Thermochemistry
Std molar entropy (S^⦵₂₉₈)	74.3 J/mol K
Std enthalpy of formation (Δ_fH^⦵₂₉₈)	−351.2 kJ/mol
Gibbs free energy (Δ_fG^⦵)	−342.0 kJ/mol
Hazards
GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H317, H319
NFPA 704 (fire diamond)	2 0 0 W
Flash point	Not-flammable
Lethal dose or concentration (LD, LC):
LD₅₀ (median dose)	1800 mg/kg (oral, rat)
Related compounds
Other anions	Lithium fluoride Lithium chloride Lithium iodide
Other cations	Sodium bromide Potassium bromide Rubidium bromide Caesium bromide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is ^YN ?) Infobox references