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Properties of substance:

tantalum carbide

Group of substances:

inorganic

Physical appearance:

cubic crystals

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

CTa

Structural formula as text:

TaC

Molar/atomic mass: 192.96

Melting point (°C):

3768

Boiling point (°C):

5500

Solubility (g/100 g of solvent):

water: insoluble [Ref.]

Density:

14.4 (20°C, g/cm3)

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

-141.8 (s)

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

-140.4 (s)

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

42.34 (s)

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

36.8 (s)

References:

  1. Cedillos-Barraza O., Manara D., Boboridis K., Watkins T., Grasso S., Jayaseelan D.D., Konings R.J.M., Reece M.J., Lee W.E. Investigating the highest melting temperature materials: A laser melting study of the TaC-HfC system / Scientific Reports. - 2016. - Vol. 6. - pp. 1-11 [DOI: 10.1038/srep37962]
  2. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 103 [Russian]
  3. Физические величины. - Под ред. Григорьева И.С., Мейлихова Е.З. - М.: Энергоатомиздат, 1991. - pp. 303 [Russian]
  4. Химический энциклопедический словарь. - Под ред. Кнунянц И.Л. - М.: Советская энциклопедия, 1983. - pp. 121 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru