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Properties of substance:

tungsten hexacarbonyl

Group of substances:

inorganic

Physical appearance:

colorless rhombic crystals

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

C6O6W

Structural formula as text:

W(CO)6

Molar/atomic mass: 351.901

Melting point (°C):

170

Solubility (g/100 g of solvent):

acetone: 1.71 (20°C) [Ref.]
benzene: 1.3 (20°C) [Ref.]
carbon tetrachloride: 1.22 (20°C) [Ref.]
diethyl ether: 1.44 (20°C) [Ref.]
ethanol: 0.33 (20°C) [Ref.]
iron pentacarbonyl: 2.79 (0°C) [Ref.]
iron pentacarbonyl: 4.85 (20°C) [Ref.]
nickel tetracarbonyl: 1.73 (0°C) [Ref.]
nickel tetracarbonyl: 2.76 (20°C) [Ref.]
toluene: 1.13 (20°C) [Ref.]

Density:

2.65 (20°C, g/cm3)

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

-952 (s)

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

332 (s)

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

241 (s)

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

-875 (g)

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

501 (g)

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

208.8 (g)

References:

  1. CRC Handbook of Chemistry and Physics. - 95ed. - CRC Press, 2014. - pp. 4-96
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 110-111 [Russian]
  3. Каров З.Г., Мохосоев М.В. Растворимость и свойства растворов соединений молибдена и вольфрама. - Новосибирск: ВО Наука, 1993. - pp. 302-304 [Russian]
  4. Некрасов Б.В. Основы общей химии. - Т.1. - М.: Химия, 1973. - pp. 514-515 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru