روتېنيوم

روتېنيوم (په انگرېزي: Ruthenium) له کیمیاوي عناصرو څخه یو دی چې په تناوبي جدول کې د Ru سمبول او ۴۴ اتمي شمېرې په وسیله ښودل شوی دی.

Ruthenium,  44Ru
عمومي خواص
Pronunciation /rˈθniəm/
roo-THEE-nee-əm
Appearancesilvery white metallic
Ruthenium په دوراني جدول کې
Hydrogen (diatomic nonmetal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (polyatomic nonmetal)
Nitrogen (diatomic nonmetal)
Oxygen (diatomic nonmetal)
Fluorine (diatomic nonmetal)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (polyatomic nonmetal)
Sulfur (polyatomic nonmetal)
Chlorine (diatomic nonmetal)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline earth metal)
Scandium (transition metal)
Titanium (transition metal)
Vanadium (transition metal)
Chromium (transition metal)
Manganese (transition metal)
Iron (transition metal)
Cobalt (transition metal)
Nickel (transition metal)
Copper (transition metal)
Zinc (transition metal)
Gallium (post-transition metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (polyatomic nonmetal)
Bromine (diatomic nonmetal)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline earth metal)
Yttrium (transition metal)
Zirconium (transition metal)
Niobium (transition metal)
Molybdenum (transition metal)
Technetium (transition metal)
Ruthenium (transition metal)
Rhodium (transition metal)
Palladium (transition metal)
Silver (transition metal)
Cadmium (transition metal)
Indium (post-transition metal)
Tin (post-transition metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (diatomic nonmetal)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth metal)
Lanthanum (lanthanide)
Cerium (lanthanide)
Praseodymium (lanthanide)
Neodymium (lanthanide)
Promethium (lanthanide)
Samarium (lanthanide)
Europium (lanthanide)
Gadolinium (lanthanide)
Terbium (lanthanide)
Dysprosium (lanthanide)
Holmium (lanthanide)
Erbium (lanthanide)
Thulium (lanthanide)
Ytterbium (lanthanide)
Lutetium (lanthanide)
Hafnium (transition metal)
Tantalum (transition metal)
Tungsten (transition metal)
Rhenium (transition metal)
Osmium (transition metal)
Iridium (transition metal)
Platinum (transition metal)
Gold (transition metal)
Mercury (transition metal)
Thallium (post-transition metal)
Lead (post-transition metal)
Bismuth (post-transition metal)
Polonium (post-transition metal)
Astatine (metalloid)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth metal)
Actinium (actinide)
Thorium (actinide)
Protactinium (actinide)
Uranium (actinide)
Neptunium (actinide)
Plutonium (actinide)
Americium (actinide)
Curium (actinide)
Berkelium (actinide)
Californium (actinide)
Einsteinium (actinide)
Fermium (actinide)
Mendelevium (actinide)
Nobelium (actinide)
Lawrencium (actinide)
Rutherfordium (transition metal)
Dubnium (transition metal)
Seaborgium (transition metal)
Bohrium (transition metal)
Hassium (transition metal)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (transition metal)
Nihonium (unknown chemical properties)
Flerovium (unknown chemical properties)
Moscovium (unknown chemical properties)
Livermorium (unknown chemical properties)
Tennessine (unknown chemical properties)
Oganesson (unknown chemical properties)
Fe

Ru

Os
technetiumrutheniumrhodium
اټومي شمیره (Z)44
گروپ, پیریودgroup 8, period 5
بلاکd-block
Element category  transition metal
معياري اټومي وزن (Ar)کينډۍ:Val[۱]
Electron configuration[Kr] 4d7 5s1
Electrons per shell
2, 8, 18, 15, 1
فزیکي خواص
دويلې کيدو ټکى2607 K ​(2334 °C, ​4233 °F)
يشنا ټکی4423 K ​(4150 °C, ​7502 °F)
Density near r.t.12.45 g/cm3
when liquid, at m.p.10.65 g/cm3
Heat of fusion38.59 kJ/mol
Heat of vaporization619 kJ/mol
Molar heat capacity24.06 J/(mol·K)
Vapor pressure
P (Pa)1101001 k10 k100 k
at T (K)258828113087342438454388
اټومي خواص
Oxidation states-4, -2, 1,[۲] 2, 3, 4, 5, 6, 7, 8 ​(a mildly acidic oxide)
ElectronegativityPauling scale: 2.2
Ionization energies
  • 1st: 710.2 kJ/mol
  • 2nd: 1620 kJ/mol
  • 3rd: 2747 kJ/mol
Atomic radiusempirical: 134 pm
Covalent radius146±7 pm
Miscellanea
Crystal structure ​hexagonal close-packed (hcp)
Hexagonal close packed crystal structure for ruthenium
Hexagonal close packed crystal structure for ruthenium
Speed of sound thin rod5970 m/s (at 20 °C)
Thermal expansion6.4 µm/(m·K) (at 25 °C)
د تودوخې تېرېدنه117 W/(m·K)
Electrical resistivity71 nΩ·m (at 0 °C)
Magnetic orderingparamagnetic[۳]
Magnetic susceptibility (χmol)+43.2·10−6 cm3/mol (298 K)[۴]
Young's modulus447 GPa
Shear modulus173 GPa
Bulk modulus220 GPa
Poisson ratio0.30
Mohs hardness6.5
Brinell hardness2160 MPa
CAS Number7440-18-8
History
Namingafter Script error: The function "lang" does not exist. (Latin for: medieval Kyivska Rus' region)
Discovery and first isolationKarl Ernst Claus (1844)
Main isotopes of ruthenium
آيسو­ټوپAbun­danceنیم ژوند (t1/2)Decay modePro­duct
96Ru5.54%stable

کينډۍ:Infobox element/isotopes decay2

98Ru1.87%stable
99Ru12.76%stable
100Ru12.60%stable
101Ru17.06%stable
102Ru31.55%stable

کينډۍ:Infobox element/isotopes decay2

104Ru18.62%stable
106Rusyn373.59 dβ106Rh
| references | in Wikidata

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