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Properties of substance:

copper(I) arsenide

Group of substances:

inorganic

Physical appearance:

hexagonal crystals

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

AsCu3

Structural formula as text:

Cu3As

Molar/atomic mass: 265.56

Melting point (°C):

830

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

-11.7 (s)

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

137.2 (s)

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

93.1 (s)

References:

  1. Binneweis M., Milke E. Thermochemical Data of Elements and Compounds. - 2ed, 2002. - pp. 68
  2. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 4-61
  3. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 156-157 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru