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Properties of substance:

arsenic(III) chloride

Group of substances:

inorganic

Physical appearance:

colorless liquid

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

AsCl3

Structural formula as text:

AsCl3

Molar/atomic mass: 181.281

Melting point (°C):

-16.2

Boiling point (°C):

130.2

Solubility (g/100 g of solvent):

chlorine liquid: very soluble [Ref.]
diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
iron pentacarbonyl: soluble [Ref.]
oil of turpentine: miscible [Ref.]
olive oil: miscible [Ref.]
phosphorus tribromide : very soluble [Ref.]
phosphorus trichloride: very soluble [Ref.]
phosphorus(V) trichloride oxide: very soluble [Ref.]
sulfur dioxide: miscible [Ref.]
sulfur monochloride: soluble [Ref.]
water: 112 [Ref.]

Numerical data:

Year of discovery: 1648

Density:

2.205 (0°C, g/cm3)
2.163 (20°C, g/cm3)

Vapour pressure (Torr):

10 (25.8°C)
100 (70.4°C)

Permittivity (dielectric constant):

12.8 (20°C)

Viscosity (mPa·s):

1.23 (20°C)

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

-315.5 (l)

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

212.5 (l)

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

133.5 (l)

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

10.1

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

38.1

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

-271.1 (g)

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

326.2 (g)

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

75.5 (g)

References:

  1. Patnaik P. Handbook of inorganic chemicals. - McGraw-Hill, 2003. - pp. 68-69
  2. Вредные вещества в промышленности: Справочник для химиков, инженеров и врачей. - 7-е изд., Т.3. - Л.: Химия, 1976. - pp. 223-224 [Russian]
  3. Вредные химические вещества: Неорганические соединения элементов V-VIII групп. Справочник. - Л., 1989. - pp. 90 [Russian]
  4. Гринвуд Н., Эрншо А. Химия элементов. - Т.1. - М.: БИНОМ. Лаборатория знаний, 2008. - pp. 522 [Russian]
  5. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 474-475 [Russian]
  6. Реми Г. Курс неорганической химии. - Т.1. - М., 1963. - pp. 709 [Russian]
  7. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 928-929 [Russian]
  8. Фурман А.А. Неорганические хлориды (химия и технология). - М.: Химия, 1980. - pp. 307-310 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru