Uranium, ₉₂U

Uranium
Pípè	/jʊəˈreɪniəm/ ​(ewr-AY-nee-əm)
Ìhànsójú	silvery gray metallic; corrodes to a spalling black oxide coat in air
Ìwúwo átọ̀mù Ar, std(U)	238.02891(3)[1]
Uranium 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 Nd ↑ U ↓ (Uqb) protactinium ← uranium → neptunium
Nọ́mbà átọ̀mù (Z)	92
Ẹgbẹ́	group n/a
Àyè	àyè 7
Àdìpọ̀	Àdìpọ̀-f
Ẹ̀ka ẹ́límẹ́ntì	Actinide
Ìtò ẹ̀lẹ́ktrọ́nù	[Rn] 5f3 6d1 7s2
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan	2, 8, 18, 32, 21, 9, 2
Àwọn ohun ìní ara
Ìfarahàn at STP	solid
Ìgbà ìyọ́	1405.3 K ​(1132.2 °C, ​2070 °F)
Ígbà ìhó	4404 K ​(4131 °C, ​7468 °F)
Kíki (near r.t.)	19.1 g/cm3
when liquid (at m.p.)	17.3 g/cm3
Heat of fusion	9.14 kJ/mol
Heat of	417.1 kJ/mol
Molar heat capacity	27.665 J/(mol·K)
pressure P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 2325 2564 2859 3234 3727 4402
Atomic properties
Oxidation states	+1, +2, +3,[2] +4, +5, +6 Àdàkọ:Infobox element/symbol-to-oxidation-state/comment
Electronegativity	Pauling scale: 1.38
Atomic radius	empirical: 156 pm
Covalent radius	196±7 pm
Van der Waals radius	186 pm
Spectral lines of uranium
Other properties
Natural occurrence	primordial
Crystal structure	​orthorhombic
Speed of sound thin rod	3155 m/s (at 20 °C)
Thermal expansion	13.9 µm/(m·K) (at 25 °C)
Thermal conductivity	27.5 W/(m·K)
Electrical resistivity	0.280 µ Ω·m (at 0 °C)
Magnetic ordering	paramagnetic
Young's modulus	208 GPa
Shear modulus	111 GPa
Bulk modulus	100 GPa
Poisson ratio	0.23
CAS Number	7440-61-1
Main isotopes of uranium
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct 232U syn 68.9 y α & SF 5.414 228Th 233U syn 159,200 y SF & α 4.909 229Th 234U 0.0054% 245,500 y SF & α 4.859 230Th 235U 0.7204% 7.038×108 y SF & α 4.679 231Th 236U trace 2.342×107 y SF & α 4.572 232Th 238U 99.2742% 4.468×109 y SF & α 4.270 234Th
Àdàkọ:Category-inline wo ọ̀rọ̀ àtúnṣe | references

Ùráníọ̀m tabi Uranium je apilese kemika onide bi fadaka funfun ninu eseese aktinidi ti tabili igba to ni nomba atomu 92. O ni ami-idamo kemika U. Atomu uraniom kan ni 92 awon protoni 92 ati awon elektroni 92.

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