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Properties of substance:

lanthanum chloride

Group of substances:

inorganic

Physical appearance:

colorless hexagonal crystals

Empirical formula (Hill's system for organic substances):

Cl3La

Structural formula as text:

LaCl3

Molar/atomic mass: 245.26

Melting point (°C):

855

Boiling point (°C):

1750

Solubility (g/100 g of solvent):

1,3-dioxolane: 0.49 (25°C) [Ref.]
1,4-dioxane: 0.0196 (25°C) [Ref.]
1-methoxy-2-ethoxyethane: 0.39 (25°C) [Ref.]
1-methoxyheptane: 0.61 (20°C) [Ref.]
1-methoxyoctane: 0.098 (20°C) [Ref.]
1-propanol: 27.3 (10°C) [Ref.]
1-propanol: 30.4 (20°C) [Ref.]
1-propanol: 35.7 (30°C) [Ref.]
1-propanol: 42 (40°C) [Ref.]
2-propanol: 0.62 (20°C) [Ref.]
acetone: insoluble [Ref.]
benzene: insoluble [Ref.]
diethyl ether: insoluble [Ref.]
ethanol: 26.6 (0°C) [Ref.]
ethanol: 28.5 (10°C) [Ref.]
ethanol: 36.3 (20°C) [Ref.]
ethanol: 35.8 (30°C) [Ref.]
ethanol: 36.9 (40°C) [Ref.]
ethanol: 47.7 (50°C) [Ref.]
ethylene glycol : 20.9 (10°C) [Ref.]
ethylene glycol : 22.9 (15°C) [Ref.]
ethylene glycol : 13.7 (20°C) [Ref.]
ethylene glycol : 28.9 (30°C) [Ref.]
ethylene glycol : 31.5 (40°C) [Ref.]
ethylene glycol : 31.5 (50°C) [Ref.]
glycerol: 1.2 (10°C) [Ref.]
glycerol: 11.9 (20°C) [Ref.]
glycerol: 9.44 (25°C) [Ref.]
glycerol: 6.09 (30°C) [Ref.]
glycerol: 10.18 (40°C) [Ref.]
glycerol: 11.07 (50°C) [Ref.]
hexamethylphosphoric triamide: 2.54 (25°C) [Ref.]
hydrazine: insoluble [Ref.]
methanol: 54.7 (0°C) [Ref.]
methanol: 59.8 (25°C) [Ref.]
methanol: 73.1 (50°C) [Ref.]
pyridine: very soluble [Ref.]
water: 92.8 (0°C) [Ref.]
water: 94 (10°C) [Ref.]
water: 97.2 (25°C) [Ref.]
water: 108.1 (50°C) [Ref.]
water: 170.3 (92°C) [Ref.]

Hygroscopic:

yes

Numerical data:

Magnetic susceptibility (mm3/kg): 5.6

Density:

3.84 (25°C, g/cm3)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-1070.7 (s)

Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

-1028.8 (s)

Standard molar entropy S0 (298.15 K, J/(mol·K)):

144.3 (s)

Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

-741 (g)

Standard molar entropy S0 (298.15 K, J/(mol·K)):

364 (g)

Molar heat capacity at constant pressure Cp (298.15 K, J/(mol·K)):

79 (g)

Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

54.4

Enthalpy (heat) of vaporization ΔvapH (kJ/mol):

209

LD50 (mg/kg):

148 (rabbits, intravenous)
4180 (rats, oral)
106 (rats, intraperitoneal)
2420 (mice, subcutaneous)

References:

  1. Gangolli S. The Dictionary of Substances and their Effects. - 2 ed., Vol. 5, K-N. - RSC, 1999. - pp. 20-21
  2. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 76 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru