• Latin name:
  Rhenium
• English name:
  Rhenium
• Year discovered:
  1908
• Discovered by:
  ----
• Country of Discovery:
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• Cost per 100 grams:
  300 USD
• CAS Number:
  CAS7440-15-5
• Electron shell:
  K2-L8-M18-N32-O13-P2-Q0-R0

Rhenium is a chemical element with symbol Re and atomic number 75. It is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. With an estimated average concentration of 1 part per billion (ppb), rhenium is one of the rarest elements in the Earth's crust.

• Atomic number:
  75
• Atomic weight (Relative atomic mass):
  186.206707351458 (g/mol)
• Density:
  21.02 (g/cm³)
• Melting point:
  3186.0°C = 5766.80°F = 3459.15K
• Boiling point:
  5596.0°C = 10104.80°F = 5869.15K
• Valence electrons:
  1, 2, 3, 4, 5, 6, 7
• Period:
  6
• Group:
  
• Block:
  d - block
• Emission spectrum:
  

• Phase:
  Solid

  
• Fusion heat:
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• Specific heat:
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• Thermal expansion:
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• Vaporization heat:
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• Electron configuration:
  [Xe] 4f14 5d5 6s2 = 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 4f14 5s2 5p6 5d5 6s2
Oxidation states:

• 0
• -1
• -
• -
• -
• -
• +1
• +2
• +3
• +4
• +5
• +6
• +7
• -
• -
• Ion charge:
  Re⁷⁺
• The ionization potential of an atom:
  7.88 (eV)
• Atomic radius:
  188 (pm)
• Covalent radius:
  141 (pm)
• Van der Waals radius:
  217 (pm)

• Electrical conductivity:
  5181347.15025907 (S/m)
• Electrical type:
  Conductor
• Magnetic type:
  ----
• Volume magnetic susceptibility:
  9.59 ⋅ 10^-5
• Mass magnetic susceptibility:
  4.56 ⋅ 10^-9
• Molar magnetic susceptibility:
  8.49 ⋅ 10^-10 (m³/mol)
• Resistivity:
  1.93 ⋅ 10^-7 (Ω · m)
• Superconducting point:
  -271.45°C = -456.61°F = 1.7K

• Debye temperature:
  142.85°C = 289.13°F = 416K

• Colour:
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• CAS Number:
  CAS7440-15-5
• CID Number:
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• RTEC Number:
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• Brinell hardness:
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• Mohs hardness:
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• Vickers hardness:
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• Bulk modulus:
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• Young's modulus:
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• Liquid density:
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• Molar volume:
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• Poisson's ratio:
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• Shear modulus:
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• Speed of sound transmission:
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• Refractive index:
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• Thermal conductivity:
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• Electronegativity:
  1.9
• Valence electrons:
  1, 2, 3, 4, 5, 6, 7
• Electron affinity:
  5.8273 kJ/mole

• Radioactive:
  Yes
• Half life:
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• Lifetime:
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• Neutron cross section, barn:
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• Universe contains "Rhenium" at the rate of
  ----
• Sun contains "Rhenium" at the rate of
  1 ⋅ 10^-6%
• Oceans contain "Rhenium" at the rate of
  1.0 ⋅ 10^-8%
• Human body contains "Rhenium" at the rate of
  ----
• The Earth's crust consists of "Rhenium" at the rate of
  7.0 ⋅ 10^-7%
• Meteorites consist of "Rhenium" at the rate of
  4.9 ⋅ 10^-6%