Plùtòníọ̀m tabi Plutonium je is a synthetic apilese kemika alasopo teyinuraniom alagbararadio to ni ami-idamo kemika Pu ati nomba atomu 94.

Plutonium, 94Pu
Àdàkọ:Infobox element/symbol-to-top-image/alt
Plutonium
Pípè /plˈtniəm/ (ploo-TOH-nee-əm)
Ìhànsójúsilvery white
nọ́mbà ìsújọ[244]
Plutonium 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
Sm

Pu

(Uqq)
neptuniumplutoniumamericium
Nọ́mbà átọ̀mù (Z)94
Ẹgbẹ́group n/a
Àyèàyè 7
Àdìpọ̀Àdìpọ̀-f
Ẹ̀ka ẹ́límẹ́ntì  [[Àdàkọ:Infobox element/symbol-to-category]]
Ìtò ẹ̀lẹ́ktrọ́nùÀdàkọ:Infobox element/symbol-to-electron-configuration
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan2, 8, 18, 32, 24, 8, 2
Àwọn ohun ìní ara
Ìfarahàn at STPsolid
Ìgbà ìyọ́912.5 K ​(639.4 °C, ​1182.9 °F)
Ígbà ìhó3505 K ​(3228 °C, ​5842 °F)
Kíki (near r.t.)19.816 g/cm3
when liquid (at m.p.)16.63 g/cm3
Heat of fusion2.82 kJ/mol
Heat of 333.5 kJ/mol
Molar heat capacity35.5 J/(mol·K)
 pressure
Atomic properties
Oxidation statesÀdàkọ:Infobox element/symbol-to-oxidation-state
ElectronegativityPauling scale: 1.28
Atomic radiusempirical: 159 pm
Covalent radius187±1 pm
Àdàkọ:Infobox element/spectral lines
Other properties
Natural occurrenceÀdàkọ:Infobox element/symbol-to-occurrence
Crystal structureÀdàkọ:Infobox element/crystal structure
Speed of sound2260 m/s
Thermal expansion46.7 µm/(m·K) (at 25 °C)
Thermal conductivity6.74 W/(m·K)
Electrical resistivity1.460 µ Ω·m (at 0 °C)
Magnetic orderingparamagnetic[1]
Young's modulus96 GPa
Shear modulus43 GPa
Poisson ratio0.21
CAS Number7440-07-5
Main isotopes of plutonium
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct
238Pu syn 88 y SF 204.66[2]
α 5.5 234U
239Pu trace 2.41 × 104 y SF 207.06
α 5.157 235U
240Pu syn 6.5 × 103 y SF 205.66
α 5.256 236U
241Pu syn 14 y β 0.02078 241Am
SF 210.83
242Pu syn 3.73 × 105 y SF 209.47
α 4.984 238U
244Pu trace 8.08 × 107 y α 4.666 240U
SF
Àdàkọ:Category-inline
| references


ItokasiÀtúnṣe

  1. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.
  2. BNL-NCS 51363, vol. II (1981), pages 835ff