# Uranium ## 🧊 Uranium · 3D (three.js) <iframe src="https://wikitube-elements.netlify.app/?el=U&embed=1" width="100%" height="620" frameborder="0" style="border:0;border-radius:12px;overflow:hidden" allowfullscreen loading="lazy" title="The Elements 3D microsim - Uranium"></iframe> *Uranium in the live three.js Elements explorer — drag to orbit the atom, click any tile to compare, slide the temperature.* · [▶ open full](https://wikitube-elements.netlify.app/?el=U) <!-- ELEMENTS_MICROSIM:END --> !Uranium plate.svg *Plate 92 of 118 - animated Bohr shells, stylized per Madelung filling; engraving style per house Arcanity kit.* ## Microsim To Do *Claimable rows, house pattern. Real Wikipedia articles only.* - Uranium-235 - fissile isotope in nuclear reactors and weapons - [[Decay_chain|Uranium-238 decay chain]] - producing lead-206 and intermediate isotopes - Radiometric dating - uranium-lead dating in geochronology - Nuclear fission - uranium-235 and chain reactions in the Energy vertical - [[Alpha_decay|Alpha decay]] - uranium producing helium-4 nuclei and crustal helium ## Links (Wikipedia order) <!-- injected from _registry/childlinks/Uranium.json (2026-07-30T02:09:12Z) --> `2000s_commodities_boom` · `509th_Composite_Group` · `AP1000` · `APR-1400` · `AVR_reactor` · `Aage_Bohr` · `Abundance_of_elements_in_Earth's_crust` · `Acid` · `Actinide` · `Actinide_chemistry` · [[Actinium]] · `Activation_product` · `Advanced_boiling_water_reactor` · `Advanced_heavy-water_reactor` · `African-American_scientists_and_technicians_on_the_Manhattan_Project` · `Aircraft_Nuclear_Propulsion` · `Alfred_O._C._Nier` · `Alkali` · `Alkali_metal` · `Alkaline_earth_metal` · `Alkaline_phosphatase` · `Allotropy` · [[Alpha_decay]] · [[Alpha_particle]] · `Alsos_Mission` · [[Aluminium]] · [[Americium]] · `Ames_Project` · `Ammonium_diuranate` · `Ammonium_hexafluorouranate` · `Ammonium_uranyl_carbonate` · `Anisotropy` · `Annales_de_chimie_et_de_physique` · `Anti-nuclear_movement` · [[Antimony]] · `Aqueous_homogeneous_reactor` · `Aqueous_solution` · `Aquifer` · `Arco,_Idaho` · `Argentina` · [[Argon]] · `Argonne_National_Laboratory` · `Arms_race` · [[Arsenic]] · `Arthur_Compton` · `Asia` · [[Astatine]] · `Athabasca_Basin` · `Atomic_Energy_Act_of_1946` · `Atomic_bombings_of_Hiroshima_and_Nagasaki` · `Atomic_gardening` · `Atomic_nucleus` · `Atomic_number` · `Atomic_radius` · `Atomic_vapor_laser_isotope_separation` · `Ausenium_and_hesperium` · `Australia` · `Autoradiograph` · `Autunite` · `BBC_News` · `BM-40A_reactor` · `BN-1200_reactor` · `BN-350_reactor` · `BN-600_reactor` · `BN-800_reactor` · `BREST_(reactor)` · `BWRX-300` · `B_Reactor` · `Bakouma` · [[Barium]] · `Beloyarsk_Nuclear_Power_Station` · [[Berkelium]] · `Berlin` · [[Beryllium]] · [[Beta_decay]] · `Beta_particle` · [[Binding_energy]] · `Bioaccumulation` · `Bioremediation` · [[Bismuth]] · `Bismuth-209` · `Bismuth_phosphate_process` · `Block_(periodic_table)` · `Blue_Ribbon_Commission_on_America's_Nuclear_Future` · `Bockscar` · `Bohemia` · [[Bohrium]] · [[Boiling_point]] · `Boiling_water_reactor` · `Bone` · `Borehole_mining` · `Boris_Pash` · [[Boron]] · `Boron_group` · `Brachytherapy` · `Brain` · `Breeder_reactor` · `Bremsstrahlung` · `Brennilis_Nuclear_Power_Plant` · `Brinell_hardness_test` · `British_contribution_to_the_Manhattan_Project` · `Bromide` · [[Bromine]] · `Bruno_Rossi` · `Bubble_fusion` · `Bulk_modulus` · `CANDU_reactor` · `CAP1400` · `CAS_Registry_Number` · `CFR-600` · `CPR-1000` · `CT_scan` · [[Cadmium]] · [[Caesium]] · [[Calcium]] · `Calcium_chloride` · `Calder_Hall_nuclear_power_station` · [[Californium]] · `Calutron` · `Calutron_Girls` · `Canada` · `Cancer` · `Capacitor` · `Carbide` · [[Carbon]] · `Carbon_dioxide` · `Carbon_group` · `Carbon_monoxide` · `Carnotite` · `Carolinas–Virginia_Tube_Reactor` · `Central_African_Republic` · `Central_Powers` · `Centrifuge` · `Ceramic` · [[Cerium]] · `Chalcogen` · `Charcoal` · `Charles_Allen_Thomas` · `Charles_Critchfield` · `Chelation` · `Chemical_compound` · [[Chemical_element]] · `Chemical_reaction` · `Chemical_symbol` · `Chemically_inert` · `Chevron_Corporation` · `Chicago_Pile-1` · `Chicago_Pile-3` · `Chien-Shiung_Wu` · `China_Experimental_Fast_Reactor` · [[Chlorine]] · [[Chromium]] · `Citrobacter` · `Classified_information` · `Clinton_Engineer_Works` · `Cluster_decay` · `Coal` · [[Cobalt]] · `Coffinite` · [[Cold_War]] · `Commission_on_Isotopic_Abundances_and_Atomic_Weights` · `Compass` · `Control_rod` · [[Copernicium]] · [[Copper]] · `Covalent_radius` · `Critical_mass` · [[Crystal_structure]] · [[Curium]] · `Cyclotron` · [[Darmstadtium]] · `Davidite` · `Dayton_Project` · [[Decay_chain]] · [[Decay_product]] · `Deep_geological_repository` · `Demon_core` · `Dense_plasma_focus` · [[Density]] · `Dentures` · `Depleted_uranium` · `Depleted_uranium_hexafluoride` · `Deuterium` · [[Diffusion]] · `Digestion` · `Diuranium_pentoxide` · `Donald_D._Clayton` · `Dorothy_McKibbin` · `Double_beta_decay` · `Dounreay` · `Dry_cask_storage` · `Dual_fluid_reactor` · [[Dubnium]] · `Ductility` · `Dye_laser` · [[Dysprosium]] · `EGP-6` · `EPR_(nuclear_reactor)` · `Economic_Simplified_Boiling_Water_Reactor` · `Ed_Westcott` · `Edward_Teller` · `Edwin_McMillan` · `Effects_of_nuclear_explosions` · [[Einsteinium]] · `Einstein–Szilard_letter` · `Electrical_resistivity_and_conductivity` · `Electricity` · `Electrolysis` · [[Electron]] · `Electron-beam_processing` · `Electron_capture` · `Electron_configuration` · `Electronegativity` · `Emilio_Segrè` · `Encyclopædia_Britannica` · [[Energy]] · `Energy_Multiplier_Module` · `Enola_Gay` · `Enriched_uranium` · `Enrico_Fermi` · `Enthalpy_of_fusion` · `Enthalpy_of_vaporization` · [[Erbium]] · `Ernest_Lawrence` · `Eugene_Wigner` · `Eugène-Melchior_Péligot` · `Europe` · [[Europium]] · `Experimental_Breeder_Reactor_I` · `Extinct_radionuclide` · `F._J._Duarte` · `FBR-600` · `FLiBe` · `Fast-neutron_reactor` · `Fast_Breeder_Test_Reactor` · `Fast_neutron_therapy` · `Fat_Man` · `Federal_government_of_the_United_States` · [[Fermium]] · `Ferrouranium` · `Fertile_material` · `Fertilizer` · `Field-reversed_configuration` · `Fiesta_(dinnerware)` · `Fissile_material` · [[Flerovium]] · [[Fluorine]] · `Food` · `Food_irradiation` · `France` · `Francis_Perrin_(physicist)` · [[Francium]] · `Franck_Report` · `Frank_Spedding` · `Franklin_Matthias` · `Fritz_Strassmann` · `Fugen_Nuclear_Power_Plant` · `Fuji_Molten_Salt_Reactor` · `Fusion_power` · `Fusor` · `GE_BWR` · `Gabon` · [[Gadolinium]] · [[Gallium]] · `Gas-cooled_fast_reactor` · `Gas-cooled_reactor` · `Gas_centrifuge` · `Gas_turbine_modular_helium_reactor` · `Gaseous_diffusion` · `Gemstone_irradiation` · `Generation_IV_reactor` · `Gentilly_Nuclear_Generating_Station` · `Geobacter` · `Geobacter_metallireducens` · `George_B._Pegram` · `George_Kistiakowsky` · `George_Koval` · [[Germanium]] · `Glass` · `Glenn_T._Seaborg` · `Glycerol_phosphate` · [[Gold]] · `Graphite` · `Graphite-moderated_reactor` · `Group_(periodic_table)` · `Group_10_element` · `Group_11_element` · `Group_12_element` · `Group_3_element` · `Group_4_element` · `Group_5_element` · `Group_6_element` · `Group_7_element` · `Group_8_element` · `Group_9_element` · `Gulf_War_syndrome` · `Gulf_of_Naples` · `Gyroscope` · `HTR-10` · `HTR-PM` · [[Hafnium]] · `Haigerloch` · [[Half-life]] · `Halide` · `Halogen` · `Hanford_Engineer_Works` · `Hans_Bethe` · `Hardnesses_of_the_elements_(data_page)` · `Harold_Urey` · `Harry_Daghlian` · [[Hassium]] · `Heart` · `Heat_pipe-cooled_reactor` · `Heavy-water_reactor` · `Heavy_water` · [[Helium]] · [[Helium-3]] · `Henri_Becquerel` · `Henry_DeWolf_Smyth` · `Hexafluorouranate` · `High-altitude_nuclear_explosion` · `High-level_waste` · `Hiroshima` · `Historical_nuclear_weapons_stockpiles_and_nuclear_tests_by_country` · `History_of_nuclear_weapons` · [[Holmium]] · `Hualong_One` · `Hydrochloric_acid` · [[Hydrogen]] · `IPHWR` · `IPHWR-220` · `IPHWR-700` · `IPWR-900` · `Ideal_gas` · `Igneous_rock` · [[Indium]] · `Inertial_confinement_fusion` · `Inertial_electrostatic_confinement` · `Integral_Molten_Salt_Reactor` · `Integral_fast_reactor` · `Interim_Committee` · `Interstellar_medium` · `Iodide` · [[Iodine]] · `Iodine-131` · `Ion_exchange` · [[Ionization_energy]] · `Ionizing_radiation` · [[Iridium]] · [[Iron]] · `Irradiation` · `Isotope_separation` · `Isotopes_of_neptunium` · `Isotopes_of_protactinium` · `Isotopes_of_uranium` · `J._Robert_Oppenheimer` · `James_B._Conant` · `James_C._Marshall` · `James_Chadwick` · `James_Franck` · `James_Rainwater` · `Japan` · `John_Archibald_Wheeler` · `John_Cockcroft` · `John_Emsley` · `John_Lansdale_Jr.` · `John_R._Dunning` · [[John_von_Neumann]] · `Joule` · `Jáchymov` · `K-25` · `K-65_residues` · `KLT-40_reactor` · `KN-3_reactor` · `KS_150` · `KTH_Royal_Institute_of_Technology` · `Kazakhstan` · `Kelvin` · `Kenneth_Nichols` · `Kidney` · `Kinetic_energy_penetrator` · `Klaus_Fuchs` · [[Krypton]] · [[Lanthanum]] · `Laser` · `Lattice_constant` · [[Lawrencium]] · `Leachate` · [[Lead]] · `Lead-cooled_fast_reactor` · `Leo_Szilard` · `Leona_Woods` · `Leslie_Groves` · `Levitated_dipole` · `Lichen` · `Light-water_reactor` · `Light_water_graphite_reactor` · `Lignite` · `Liquid_fluoride_thorium_reactor` · `Liquid_metal_cooled_reactor` · `Lise_Meitner` · `List_of_Nobel_laureates_who_worked_on_the_Manhattan_Project` · `List_of_United_States_nuclear_weapons_tests` · `List_of_chemical_element_name_etymologies` · `List_of_countries_by_uranium_production` · `List_of_countries_by_uranium_reserves` · `List_of_data_references_for_chemical_elements` · `List_of_nuclear_weapons` · `List_of_nuclear_weapons_tests` · `List_of_states_with_nuclear_weapons` · `List_of_uranium_projects` · `List_of_weapons_of_mass_destruction_treaties` · `Lists_of_nuclear_disasters_and_radioactive_incidents` · [[Lithium]] · `Little_Boy` · `Liver` · [[Livermorium]] · `Long-lived_fission_product` · `Los_Alamos_Primer` · `Louis_Slotin` · `Low-level_waste` · `Lucens_reactor` · `Luis_Walter_Alvarez` · `Lung` · [[Lutetium]] · `MKER` · `Macromolecule` · [[Magnesium]] · `Magnesium_diuranate` · `Magnetic_confinement_fusion` · `Magnetism` · `Magnetized_target_fusion` · `Magnox` · [[Manganese]] · `Manhattan_Project` · `Manhattan_Project_feed_materials_program` · `Mantle_(geology)` · `Mantle_convection` · `Maria_Goeppert_Mayer` · `Marie_Curie` · `Mark_Oliphant` · `Martin_Heinrich_Klaproth` · `Mass_number` · `Mauve` · `Mbomou` · `Medical_imaging` · `Megatons_to_Megawatts_Program` · [[Meitnerium]] · `Melting_point` · [[Mendelevium]] · [[Mercury_(element)]] · `Metal` · `Metal_toxicity` · `Metallurgical_Laboratory` · `Microorganism` · `Middle_Ages` · `Migma` · `Mineral` · `Minor_actinide` · `Molar_heat_capacity` · `Molecular_laser_isotope_separation` · `Molten-Salt_Reactor_Experiment` · [[Molybdenum]] · `Monazite` · `Montreal_Laboratory` · `Mordant` · [[Moscovium]] · `Multi-mission_radioisotope_thermoelectric_generator` · `Muon-catalyzed_fusion` · `Mushroom_cloud` · `Namibia` · `National_Institute_for_Occupational_Safety_and_Health` · `Natural_abundance` · `Natural_nuclear_fission_reactor` · `Natural_uranium` · [[Neodymium]] · [[Neon]] · [[Neptunium]] · [[Neutron]] · `Neutron_activation` · `Neutron_capture` · `Neutron_capture_therapy_of_cancer` · `Neutron_cross_section` · `Neutron_generator` · `Neutron_moderator` · `Neutron_poison` · `Neutron_radiation` · `Neutron_reflector` · `Neutron_star_merger` · `Neutron_temperature` · `New_Mexico` · [[Nickel]] · `Niels_Bohr` · `Niger` · [[Nihonium]] · [[Niobium]] · `Nitric_acid` · `Nitride` · [[Nitrogen]] · [[Nobelium]] · [[Noble_gas]] · `Norman_Greenwood` · `Norman_Ramsey_Jr.` · `Norris_Bradbury` · `Nuclear-weapon-free_zone` · `Nuclear_and_radiation_accidents_and_incidents` · `Nuclear_arms_race` · `Nuclear_chain_reaction` · `Nuclear_chemistry` · `Nuclear_decommissioning` · `Nuclear_disarmament` · `Nuclear_energy_policy` · [[Nuclear_engineering]] · `Nuclear_espionage` · `Nuclear_ethics` · `Nuclear_explosion` · `Nuclear_fallout` · `Nuclear_fission` · `Nuclear_fission_product` · [[Nuclear_fuel]] · `Nuclear_fuel_cycle` · [[Nuclear_fusion]] · `Nuclear_material` · `Nuclear_medicine` · `Nuclear_meltdown` · `Nuclear_physics` · `Nuclear_power` · `Nuclear_power_by_country` · `Nuclear_power_debate` · `Nuclear_power_phase-out` · `Nuclear_power_plant` · `Nuclear_proliferation` · `Nuclear_propulsion` · `Nuclear_reactor` · `Nuclear_reactor_coolant` · `Nuclear_reactor_physics` · `Nuclear_reprocessing` · `Nuclear_safety_and_security` · `Nuclear_technology` · `Nuclear_thermal_rocket` · `Nuclear_transmutation` · `Nuclear_warfare` · `Nuclear_weapon` · `Nuclear_weapon_design` · `Nuclear_weapon_yield` · `Nuclear_weapons_debate` · `Nuclear_weapons_delivery` · `Nuclear_weapons_testing` · `Nuclide` · `OK-150_reactor` · `OK-550_reactor` · `OK-650_reactor` · `Oak_Ridge_Associated_Universities` · `Oak_Ridge_National_Laboratory` · `Obninsk_Nuclear_Power_Plant` · `Occupational_Safety_and_Health_Administration` · `Ocean` · [[Oganesson]] · `Oklo` · `Open-pit_mining` · `Operation_Crossroads` · `Operation_Peppermint` · `Ore_Mountains` · `Organic_Moderated_Reactor_Experiment` · `Organic_compound` · `Organic_matter` · `Organic_nuclear_reactor` · `Organouranium_chemistry` · `Orso_Mario_Corbino` · `Orthorhombic_crystal_system` · [[Osmium]] · `Otto_Hahn` · `Otto_Robert_Frisch` · `Outline_of_nuclear_technology` · `Oxford` · `Oxford_University_Press` · `Oxidation_state` · `Oxide` · [[Oxygen]] · `P-9_Project` · `PRISM_(reactor)` · `Pacific_Northwest_National_Laboratory` · [[Palladium]] · `Paramagnetism` · `Paris` · `Parts-per_notation` · `Paul_Tibbets` · `Pearson_symbol` · `Pebble-bed_reactor` · `Pennsylvania` · `Perchloric_acid` · `Period_(periodic_table)` · `Period_1_element` · `Period_2_element` · `Period_3_element` · `Period_4_element` · `Period_5_element` · `Period_6_element` · `Period_7_element` · `Periodic_table` · `Permissible_exposure_limit` · `Phase_(matter)` · `Phi_bond` · `Phosphate` · [[Phosphorus]] · `Photographic_plate` · `Photographic_print_toning` · `Photography` · `Phénix` · `Picometre` · `Plant` · `Plate_tectonics` · [[Platinum]] · [[Plutonium]] · `Plutonium-238` · `Plutonium-239` · `Plutonium-240` · `Plutonium-242` · `Plutonium-244` · `Pnictogen` · `Poisson's_ratio` · [[Polonium]] · `Polyatomic_ion` · `Polywell` · `Posillipo` · `Positron` · [[Positron_emission]] · `Positron_emission_tomography` · [[Potassium]] · `Potassium-40` · `Pourbaix_diagram` · [[Praseodymium]] · `Prefecture` · `Pressurized_heavy-water_reactor` · `Pressurized_water_reactor` · `Primordial_nuclide` · `Priscilla_Duffield` · `Project_Alberta` · `Project_Camel` · `Project_Y` · [[Promethium]] · [[Protactinium]] · [[Proton]] · `Proton_therapy` · `Prototype_Fast_Breeder_Reactor` · `Pumpkin_bomb` · `Pupin_Hall` · `Pyroelectric_fusion` · `Pyrophoricity` · `Quebec_Agreement` · `Quintuple_bond` · `R-process` · `R4_nuclear_reactor` · `RBMK` · `RITM-200` · `RaLa_Experiment` · `RadBall` · `Radiation` · `Radiation_Exposure_Compensation_Act` · `Radiation_therapy` · `Radioactive_contamination` · [[Radioactive_decay]] · `Radioactive_waste` · `Radioisotope_thermoelectric_generator` · `Radiometric_dating` · `Radiopharmacology` · `Radiosurgery` · [[Radium]] · [[Radon]] · `Reactor-grade_plutonium` · `Recommended_exposure_limit` · `Redox` · `Reduced_moderation_water_reactor` · `Reprocessed_uranium` · `Reversed_field_pinch` · `Reviews_of_Modern_Physics` · [[Rhenium]] · [[Rhodium]] · `Richard_Feynman` · `Robert_Bacher` · `Robert_R._Wilson` · [[Roentgenium]] · `Roman_Empire` · `Roscoe_Charles_Wilson` · [[Rubidium]] · `Russia` · [[Ruthenium]] · [[Rutherfordium]] · `S-1_Executive_Committee` · `S-50_(Manhattan_Project)` · `S-process` · `Salt_Wells_Pilot_Plant` · [[Samarium]] · `Sapienza_University_of_Rome` · `Saskatchewan` · [[Scandium]] · `Scintigraphy` · [[Seaborgium]] · [[Selenium]] · `Semimetal` · `Shear_modulus` · `Shewanella_putrefaciens` · `Shippingport_Atomic_Power_Station` · `Sievert` · [[Silicon]] · [[Silver]] · `Silverplate` · `Single-photon_emission_computed_tomography` · `Site_A` · `Skokie,_Illinois` · `Small,_sealed,_transportable,_autonomous_reactor` · `Smyth_Report` · [[Sodium]] · `Sodium-cooled_fast_reactor` · `Sodium_chloride` · `Sodium_diuranate` · `Sodium_hydroxide` · `Solid` · `Solubility` · `Somalia` · `South_Africa` · `South_America` · `South_Australia` · `Soviet_Union` · `Space_group` · `Special_Engineer_Detachment` · `Specific_heat_capacity` · `Spectral_line` · `Speed_of_sound` · `Spent_fuel_pool` · `Spent_nuclear_fuel` · `Spheromak` · `Sphingomonas` · [[Spontaneous_fission]] · `Stable_salt_reactor` · `Stafford_L._Warren` · `Stage_lighting` · `Stagg_Field` · `Standard_atomic_weight` · `Standard_temperature_and_pressure` · `Stanisław_Ulam` · `Stellarator` · [[Strontium]] · `Strontium-90` · [[Submarine]] · [[Sulfur]] · `Supercritical_water_reactor` · `Supernova` · `Superphénix` · `Synthetic_radioisotope` · `THTR-300` · `TMSR-LF1` · `TNT` · `TNT_equivalent` · [[Tantalum]] · `Targeted_alpha-particle_therapy` · [[Technetium]] · [[Tellurium]] · [[Tennessine]] · [[Terbium]] · `Tetrakis(cyclopentadienyl)uranium(IV)` · `Tetrauranium_nonaoxide` · [[Thallium]] · `The_Great_Artiste` · `Thermal_decomposition` · `Thermonuclear_weapon` · `Thin_Man_(nuclear_bomb)` · `Thomas_Farrell_(United_States_Army_officer)` · [[Thorium]] · `Thorium-232` · `Thorium_fuel_cycle` · [[Thulium]] · `Timeline_of_chemical_element_discoveries` · `Timeline_of_the_Manhattan_Project` · [[Tin]] · [[Titanium]] · `Tokamak` · `Tomotherapy` · `Tonne` · `Torbernite` · `Trace_radioisotope` · `Transition_metal` · `Transmission_electron_microscopy` · `Traveling_wave_reactor` · `Trinity_(nuclear_test)` · `Tritium` · `Triuranium_heptoxide` · `Triuranium_octoxide` · `Tunable_laser` · [[Tungsten]] · `UHTREX` · `UNGG_reactor` · `USS_Nautilus_(SSN-571)` · `Ukraine` · `Ultraviolet` · `Underground_nuclear_weapons_testing` · `Union_Carbide` · `United_States` · `United_States_Navy` · `University_of_Chicago` · `University_of_Minnesota` · `University_of_Oxford` · `Uranate` · `Uraninite` · `Uranium(III)_bromide` · `Uranium(III)_chloride` · `Uranium(III)_hydride` · `Uranium(III)_iodide` · `Uranium(IV)_compounds` · `Uranium(IV)_hydride` · `Uranium(IV)_iodide` · `Uranium(IV)_sulfate` · `Uranium-232` · `Uranium-233` · `Uranium-234` · `Uranium-235` · `Uranium-236` · `Uranium-238` · `Uranium_(disambiguation)` · `Uranium_borohydride` · `Uranium_bubble_of_2007` · `Uranium_carbide` · `Uranium_compounds` · `Uranium_diboride` · `Uranium_dioxide` · `Uranium_diselenide` · `Uranium_disilicide` · `Uranium_disulfide` · `Uranium_ditelluride` · `Uranium_glass` · `Uranium_hexachloride` · `Uranium_hexafluoride` · `Uranium_hydride` · `Uranium_in_the_environment` · `Uranium_market` · `Uranium_mining` · `Uranium_mining_debate` · `Uranium_monophosphide` · `Uranium_monosulfide` · `Uranium_nitrides` · `Uranium_oxide` · `Uranium_pentabromide` · `Uranium_pentachloride` · `Uranium_pentafluoride` · `Uranium_tetrabromide` · `Uranium_tetrachloride` · `Uranium_tetrafluoride` · `Uranium_tile` · `Uranium_trifluoride` · `Uranium_trioxide` · `Uranium–lead_dating` · `Uranium–thorium_dating` · `Uranocene` · `Uranus` · `Uranus_(mythology)` · `Uranyl` · `Uranyl_acetate` · `Uranyl_carbonate` · `Uranyl_fluoride` · `Uranyl_nitrate` · `Uranyl_peroxide` · `Uranyl_sulfate` · `Uzbekistan` · `VM_reactor` · `VT-1_reactor` · `VVER` · `Val_Logsdon_Fitch` · `Valence_electron` · `Van_der_Waals_radius` · [[Vanadium]] · `Vannevar_Bush` · `Vapor_pressure` · `Vehicle_armour` · `Vickers_hardness_test` · `Virus` · `WR-1` · `Water` · [[Wayback_Machine]] · `Wendover_Air_Force_Base` · `Wigner_effect` · `Wiley_(publisher)` · `Willard_Libby` · `William_Herschel` · `William_L._Uanna` · `William_R._Purnell` · `William_Sterling_Parsons` · `Witwatersrand` · `World_War_II` · `X-10_Graphite_Reactor` · `X-ray` · [[Xenon]] · `Yellowcake` · `Young's_modulus` · [[Ytterbium]] · [[Yttrium]] · `Yucca_Mountain_nuclear_waste_repository` · `Z-pinch` · [[Zinc]] · [[Zirconium]] > **Official MAIN - Chemical element, Z = 92.** Part of the Elements Canon (one canonical page per element). Infobox grounded in [Wikipedia: List of chemical elements](https://en.wikipedia.org/wiki/List_of_chemical_elements), fetched 2026-07-08. Full article: [Wikipedia: Uranium](https://en.wikipedia.org/wiki/Uranium). <!-- ELEMENTS_MICROSIM:BEGIN (auto-managed block - edits inside will be overwritten) --> ## Key facts (infobox) | | | |---|---| | Symbol - Z | U - 92 | | Group - Period - Block | f - 7 - f-block | | Atomic weight (Da) | 238.03 | | Density (g/cm3) | 19.1 | | Melting - Boiling (K) | 1405.3 - 4404 | | Electronegativity (Pauling) | 1.38 | | Crustal abundance (mg/kg) | 2.7 | | Origin | primordial | | Phase (STP) | solid | | Name origin | Uranus, the seventh planet | *Bracketed weights are the mass number of the most stable isotope; values in parentheses are predictions (per the source table).* ## Story Uranium was discovered in 1789 by Martin Heinrich Klaproth in the mineral pitchblende and was named after the planet Uranus, following the convention of naming elements after celestial bodies. For over a century it was thought to be merely a heavy, chemically interesting metal. The discovery of natural radioactivity in uranium compounds by Henri Becquerel in 1896 opened the field of nuclear physics and revealed uranium's true significance. Uranium-238, the most abundant isotope, has a half-life of 4.468 billion years—roughly the age of the Earth itself. Uranium is a dense, silvery actinide metal. It is weakly radioactive and toxic both as a chemical poison and as a radiation source. Uranium's primary importance lies in its use as nuclear fuel for electrical power generation and, historically, in weapons. The uranium-235 isotope, comprising only 0.7% of natural uranium, is the key fissile material for nuclear reactors and nuclear weapons; weapons-grade enrichment requires uranium enriched to >90% U-235. [model-prior - verify] Uranium-238, far more abundant, can be converted to plutonium-239 in nuclear reactors. In this corpus, uranium stands at the apex of the natural radioactive elements. It heads two major decay series (uranium-238 producing lead-206, and uranium-235 producing lead-207) that are crucial to radiometric dating. Uranium's alpha decay produces helium-4 nuclei; accumulated alpha decay in the Earth's crust over geological time is the source of the Minnesota Topaz helium strike. Uranium also anchors the Energy industry vertical through its role in nuclear power. ## Corpus connections Uranium is the parent of two major decay series crucial to radiometric dating and geological timekeeping. Its alpha decay produces helium-4 nuclei; crustal helium accumulation over billions of years links uranium to the helium-mining economy. Uranium anchors the Energy industry vertical in nuclear power. - R.E.A.C.T.I.O.N. - the Chemistry hub - Centers of Excellence Portal - [[Technetium|Technetium - the element made before found]] - the canon's patron - and Technitium, the School - HELIUM PORTAL and HELIUM 3 PORTAL - alpha decay of uranium generates crustal helium - [Nuclear power](https://en.wikipedia.org/wiki/Nuclear_power) - uranium-235 and uranium-238 in the Energy industry vertical ## Vocational-Technical Semiotics The element speaks the canon's shared signs: the periodic table cell (U, group f, period 7), isotope notation, and hazard pictograms ghs where handling demands it. ## Sources Infobox: [en.wikipedia.org/wiki/List_of_chemical_elements](https://en.wikipedia.org/wiki/List_of_chemical_elements) (fetched 2026-07-08); etymology per the same table's notes. Story sources to be added at enrichment. <!-- REAL-GENERATIVE-MEDIA:START --> ## From the Real GENERATIVE library > Uranium is a chemical element with the symbol U and atomic number 92. It is a silvery-grey metal in the actinide series of the periodic table. ([Wikipedia](https://en.wikipedia.org/wiki/Uranium)) <!-- REAL-GENERATIVE-MEDIA:END --> ## Navigation - Canon: Elements Canon index - neighbors by Z: [[Protactinium|Protactinium (91)]] - [[Neptunium|Neptunium (93)]] - R.E.A.C.T.I.O.N. - Centers of Excellence ## Wikipedia : Wikitube **Strict pair:** [Wikipedia](https://en.wikipedia.org/wiki/Uranium) : [Wikitube](https://en.wikitube.io/wiki/Uranium) ## Previous hub tags Tree parents: [[Helium]] · [[Helium-3]] · [[Hydrogen]] · [[Oxygen]]. Legacy hubs: none. --- *Sources: 1 legacy note. Minted wave 1, 2026-07-30 (v1.6 order).*