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Properties of substance:

calcium phosphide

Group of substances:

inorganic

Physical appearance:

reddish brown crystals

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

Ca3P2

Structural formula as text:

Ca3P2

Molar/atomic mass: 182.18

Decomposition temperature (°C):

1250

Solubility (g/100 g of solvent):

benzene: insoluble [Ref.]
diethyl ether: insoluble [Ref.]
ethanol: insoluble [Ref.]
water: reaction [Ref.]

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

-494 (s)

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

-475 (s)

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

145 (s)

References:

  1. Везер В. Фосфор и его соединения. - М.: ИИЛ, 1962. - pp. 117 [Russian]
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 140-141 [Russian]
  3. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 94-95 [Russian]
  4. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 238 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru