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Properties of substance:

tetramethylsilane

Group of substances:

elementorganic

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

C4H12Si

Structural formula as text:

Si(CH3)4

Molar/atomic mass: 88.22

Melting point (°C):

-99

Boiling point (°C):

26.6-26.7

Solubility (g/100 g of solvent):

sulfuric acid: reaction [Ref.]
water: 0.00196 (25°C) [Ref.]

Refractive index (nD):

1.3588 (20°C)

Permittivity (dielectric constant):

1.921 (25°C)

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

-264 (l)

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

-100 (l)

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

277.3 (l)

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

204.1 (l)

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

-239.1 (g)

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

-99.9 (g)

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

359 (g)

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

143.9 (g)

References:

  1. CRC Handbook of Chemistry and Physics. - 90ed. - CRC Press, 2010. - pp. 5-28, 8-118
  2. Journal of the American Chemical Society. - 1953. - Vol. 75, No. 15. - pp. 3753-3757 [DOI: 10.1021/ja01111a043]
  3. Некрасов Б.В. Основы общей химии. - Т.2. - М.: Химия, 1973. - pp. 497 [Russian]
  4. Новый справочник химика и технолога. Основные свойства неорганических, органических и элементоорганических соединений. - СПб.: НПО Профессионал, 2007. - pp. 1205 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru