Ruthenium

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Ruthenium, 44Ru
Àdàkọ:Infobox element/symbol-to-top-image/alt
Ruthenium
Pípè /rˈθniəm/ (roo-THEE-nee-əm)
Ìhànsójúsilvery white metallic
Ìwúwo átọ̀mù Ar, std(Ru)101.07(2)Àdàkọ:CIAAW2013
nọ́mbà ìsújọRu:
Ruthenium ní orí tábìlì àyè
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
Fe

Ru

Os
technetiumrutheniumrhodium
Nọ́mbà átọ̀mù (Z)44
Ẹgbẹ́group 8
Àyèàyè 5
Àdìpọ̀Àdìpọ̀-d
Ẹ̀ka ẹ́límẹ́ntìÀdàkọ:Infobox element/category format
Ìtò ẹ̀lẹ́ktrọ́nùÀdàkọ:Infobox element/symbol-to-electron-configuration
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan2, 8, 18, 15, 1
Àwọn ohun ìní ara
Ìfarahàn at STPÀdàkọ:Infobox element/symbol-to-phase
Ìgbà ìyọ́2607 K ​(2334 °C, ​4233 °F)
Ígbà ìhó4423 K ​(4150 °C, ​7502 °F)
Kíki (near r.t.)12.45 g/cm3
when liquid (at m.p.)10.65 g/cm3
Heat of fusion38.59 kJ/mol
Heat of 591.6 kJ/mol
Molar heat capacity24.06 J/(mol·K)
 pressure
Atomic properties
Oxidation statesÀdàkọ:Infobox element/symbol-to-oxidation-state
ElectronegativityPauling scale: 2.3
Atomic radiusempirical: 134 pm
Covalent radius146±7 pm
Àdàkọ:Infobox element/spectral lines
Other properties
Natural occurrenceÀdàkọ:Infobox element/symbol-to-occurrence
Crystal structureÀdàkọ:Infobox element/crystal structure
Speed of sound thin rod5970 m/s (at 20 °C)
Thermal expansion6.4 µm/(m·K) (at 25 °C)
Thermal conductivity117 W/(m·K)
Electrical resistivity71 n Ω·m (at 0 °C)
Magnetic orderingparamagnetic[1]
Young's modulus447 GPa
Shear modulus173 GPa
Bulk modulus220 GPa
Poisson ratio0.30
Mohs hardness6.5
Brinell hardness2160 MPa
CAS Number7440-18-8
Main isotopes of ruthenium
Àdàkọ:Infobox element/isotopes table
Àdàkọ:Category-inline
| references


Itokasi[àtúnṣe | àtúnṣe àmìọ̀rọ̀]

  1. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.
  2. "Ruthenium: ruthenium(I) fluoride compound data". OpenMOPAC.net. Retrieved 2007-12-10.