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Properties of substance:

lead(II) oxalate

Group of substances:

inorganic

Physical appearance:

white powder

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

C2O4Pb

Structural formula as text:

PbC2O4

Molar/atomic mass: 295.21

Decomposition temperature (°C):

300

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: 0.00016 (18°C) [Ref.]
water: 0.00025 (20°C) [Ref.]

Dissociation:

pKsp (0) = 10.46 (25°C, water)
pKsp (0) = 10.47 (20°C, water)
pKsp (0) = 10.57 (18°C, water)

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

-851 (s)

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

146 (s)

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

104 (s)

References:

  1. Волков А.И., Жарский И.М. Большой химический справочник. - Минск: Современная школа, 2005. - pp. 190 [Russian]
  2. Ефимов А.И. и др. Свойства неорганических соединений. Справочник. - Л.: Химия, 1983. - pp. 186-187 [Russian]
  3. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 198-199 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru