Main page (Russian) Search in database (English)
Sitemap (Russian)

New version database

Properties of substance:

potassium silicate

Synonyms:

potassium metasilicate

Group of substances:

inorganic

Physical appearance:

colorless rhombic crystals

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

K2O3Si

Structural formula as text:

K2SiO3

Molar/atomic mass: 154.28

Melting point (°C):

976

Solubility (g/100 g of solvent):

ethanol: insoluble [Ref.]
water: 0.12 (-0.082°C) [Ref.]

    Standard molar enthalpy (heat) of formation ΔfH (298 K, kJ/mol)

    -1548,08 (s) [Ref.]

    Standard molar Gibbs energy of formation ΔfG (298 K, kJ/mol)

    -1455,733 (s) [Ref.]

    Standard molar entropy S (298 K, J/(mol·K))

    146,1 (s) [Ref.]

    Molar heat capacity at constant pressure Cp (298 K, J/(mol·K))

    118,431 (s) [Ref.]

    Enthalpy (heat) of fusion ΔfusH (kJ/mol)

    50,208 (s) [Ref.]

    References:

    1. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 69 [Russian]
      What information do you need?




      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru