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Properties of substance:

calcium orthoaluminate

Group of substances:

inorganic

Physical appearance:

colorless cubic crystals

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

Al2Ca3O6

Structural formula as text:

Ca3(AlO3)2

Molar/atomic mass: 270.2

Melting point (°C):

1535

Decomposition temperature (°C):

1535

Solubility (g/100 g of solvent):

water: 0.02504 (21°C) [Ref.]
water: 0.02732 (50°C) [Ref.]

Refractive index (nD):

1.71 (20°C)

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

-3588 (s)

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

205 (s)

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

209.8 (s)

References:

  1. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 90-91 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru