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Astatine is a chemical element; it has symbol At and atomic number 85. ... [35] Many values have been predicted for the melting and boiling points of astatine, ...
"Estimation Chemical Form Boiling Point Elementary Astatine by Radio Gas Chromatography". Radiochimica Acta. 31 (3 ...
Values refer to the enthalpy change in the conversion of liquid to gas at the boiling point (normal, 101.325 kPa ... 8th ed., 'At, Astatine', system no. 8a, ...
85 At astatine; use (T/K) 361 392 ... The temperature at standard pressure should be equal to the normal boiling point, ... "Thermodynamic Properties of Argon from ...
Astatine, 85 At; Astatine ... melting point ref = | melting point comment = | boiling point K = | boiling point C = | boiling point F = | boiling point ref ...
melting point 302.9146 K ... Analytical Chemistry of Technetium, Promethium, Astatine, ... Boiling points of the elements (data page)
Hydrogen astatide, also known as astatine hydride, astatane, astatidohydrogen or hydroastatic acid, is a chemical compound with the chemical formula HAt, consisting of an astatine atom covalently bonded to a hydrogen atom. [4] It thus is a hydrogen halide.
The free element has the third-highest melting point and highest boiling point of any element. ... Astatine is a radioactive chemical element with the symbol At and ...