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Template:Infobox rhenium

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Revision as of 01:16, 14 October 2024 by >Johnjbarton (add ref for melting and boiling points)
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Rhenium, 75Re
File:Rhenium single crystal bar and 1cm3 cube.jpg
Rhenium
Pronunciation/ˈriːniəm/ ​(REE-nee-əm)
Appearancesilvery-grayish
Standard atomic weight Ar°(Re)
Rhenium in the periodic table
Hydrogen Helium
Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon
Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon
Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton
Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon
Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon
Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson
Tc
↑
Re
↓
Bh
tungsten ← rhenium → osmium
Atomic number (Z)75
Groupgroup 7
Periodperiod 6
Block  d-block
Electron configuration[Xe] 4f14 5d5 6s2
Electrons per shell2, 8, 18, 32, 13, 2
Physical properties
Phase at STPsolid
Melting point3459 K ​(3186 °C, ​5767[3] °F)
Boiling point5903[3] K ​(5630 °C, ​10,170 °F)
Density (at 20° C)21.010 g/cm3 [4]
when liquid (at m.p.)18.9 g/cm3
Heat of fusion60.43 kJ/mol
Heat of vaporization704 kJ/mol
Molar heat capacity25.48 J/(mol·K)
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 3303 3614 4009 4500 5127 5954
Atomic properties
Oxidation statescommon: +4, +7
−3,[5] −1,[5] 0,[6] +1,[5] +2,[5] +3,[5] +5,[5] +6,[5]
ElectronegativityPauling scale: 1.9
Ionization energies
  • 1st: 760 kJ/mol
  • 2nd: 1260 kJ/mol
  • 3rd: 2510 kJ/mol
  • (more)
Atomic radiusempirical: 137 pm
Covalent radius151±7 pm
Color lines in a spectral range
Spectral lines of rhenium
Other properties
Natural occurrenceprimordial
Crystal structure ​hexagonal close-packed (hcp) (hP2)
Lattice constantsa = 276.10 pm
c = 445.84 pm (at 20 °C)[4]
Thermal expansion5.61×10−6/K (at 20 °C)[lower-alpha 1]
Thermal conductivity48.0 W/(m⋅K)
Electrical resistivity193 nΩ⋅m (at 20 °C)
Magnetic orderingparamagnetic[7]
Molar magnetic susceptibility+67.6×10−6 cm3/mol (293 K)[8]
Young's modulus463 GPa
Shear modulus178 GPa
Bulk modulus370 GPa
Speed of sound thin rod4700 m/s (at 20 °C)
Poisson ratio0.30
Mohs hardness7.0
Vickers hardness1350–7850 MPa
Brinell hardness1320–2500 MPa
CAS Number7440-15-5
History
Namingafter the river Rhine (German: Rhein)
DiscoveryMasataka Ogawa (1908)
First isolationMasataka Ogawa (1919)
Named byWalter Noddack, Ida Noddack, Otto Berg (1925)
Isotopes of rhenium
Main isotopes[9] Decay
abun­dance half-life (t1/2) mode pro­duct
185Re 37.4% stable
186Re synth 3.7185 d β− 186Os
ε 186W
186mRe synth 2×105 y IT 186Re
β− 186Os
187Re 62.6% 4.12×1010 y β− 187Os
File:Symbol category class.svg Category: Rhenium
| references
child table, as reused in {IB-Re}
Main isotopes of rhenium
Main isotopes[9] Decay
abun­dance half-life (t1/2) mode pro­duct
185Re 37.4% stable
186Re synth 3.7185 d β− 186Os
ε 186W
186mRe synth 2×105 y IT 186Re
β− 186Os
187Re 62.6% 4.12×1010 y β− 187Os
Data sets read by {{Infobox element}}
Name and identifiers
Symbol etymology (11 non-trivial)
Top image (caption, alt) caption:

alt:
Pronunciation
Allotropes (overview)
Group (overview)
Period (overview)
Block (overview)
Natural occurrence
Phase at STP
Oxidation states
Spectral lines image
Electron configuration (cmt, ref)
Isotopes
Standard atomic weight
  most stable isotope
File:Notification-icon-Wikidata-logo.svg Wikidata
Wikidata *
* Not used in {{Infobox element}} (2023-01-01)
See also {{Index of data sets}} · Cat:data sets (0) · (this table:
)

Notes

  1. ↑ The thermal expansion of Rh is anisotropic: the parameters for each crystal axis (at 20 °C) are αa = 6.07×10−6/K, αc = 4.69×10−6/K, and αaverage = αV/3 = 5.61×10−6/K.[4]

References

These references will appear in the article, but this list appears only on this page.
  1. ↑ Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  2. ↑ Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  3. ↑ 3.0 3.1 Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  4. ↑ 4.0 4.1 4.2 Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  5. ↑ 5.0 5.1 5.2 5.3 5.4 5.5 5.6 Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  6. ↑ Re(0) is known in Re2(CO)10; see Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  7. ↑ Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  8. ↑ Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).
  9. ↑ 9.0 9.1 Lua error in Module:Citation/CS1/Configuration at line 2088: attempt to index field '?' (a nil value).

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