The periodic Table
coloured by Discovery
coloured by States
Constants, Astronomy
Constants, Physics
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by Peder Axensten

Re


in WebElements
in X-Ray info 		Re, 75
rhenium (English)
rhénium, m. (French)
Rhenium, n. (German)
renij (Russian)
rhenium (Swedish)

Symbol, numberRe, 75 (metal), Group: 7; 7B
Weight186.207
In Nature
Discovered1925, by W. Noddack, Ida Tacke and O. Berg (Germany)
Density  [kg/m3]21020 [293 K] (solid)   18900 [3453 K] (liquid)   
Molar volume8.86 cm3
Melting Temperature3453 K   (3180 °C)   Enthalpy: 707.1 kJ/mol
Boiling Temperature5900 K   (5627 °C)   Enthalpy: 33.1 kJ/mol
Electrical resistance19.3E-8 [293 K] Wm
ThermalConductivity: 47.9 [300 K] W/Km     Expansion: 6.63E-6 /K
Ionisation [kJ/mol]
  M-->  M+--> M2+--> M3+--> M4+--> M5+--> M6+--> M7+--> M8+--> M9+-->M10+
Thermodynamics
State DfH° DfG° S° CpH H°298.15-H°0
[kJ/mol] [J/Kmol] [kJ/mol]
Isotopes
Mass In nature Half-life Spin m/mN NMM Decay
Re