- Uranium - Wikipedia
Uranium is a chemical element; it has symbol U and atomic number 92 It is a silvery-grey metal in the actinide series of the periodic table A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons Uranium radioactively decays, usually by emitting an alpha particle
- Uranium | Definition, Properties, Uses, Facts | Britannica
uranium (U), radioactive chemical element of the actinoid series of the periodic table, atomic number 92 It is an important nuclear fuel Uranium constitutes about two parts per million of Earth’s crust
- What is Uranium? How Does it Work? - World Nuclear Association
Uranium is a heavy metal which has been used as an abundant source of concentrated energy for over 60 years Uranium occurs in most rocks in concentrations of 2 to 4 parts per million and is as common in the Earth's crust as tin, tungsten and molybdenum
- What is Uranium? | IAEA
Uranium is a naturally occurring radioactive element, which has the atomic number of 92 and corresponds to the chemical symbol U in the periodic table It belongs to a special group of elements called “actinides” — elements that were discovered relatively late in history
- Nuclear Fuel Facts: Uranium - Department of Energy
Uranium is a silvery-white metallic chemical element in the periodic table, with atomic number 92 It is assigned the chemical symbol U A uranium atom has 92 protons and 92 electrons, of which 6 are valence electrons Uranium has the highest atomic weight of all naturally occurring elements
- Uranium - Simple English Wikipedia, the free encyclopedia
Uranium is a chemical element (a metal) on the periodic table It has an atomic number of 92, which means that a uranium atom has 92 protons in its center, the nucleus
- Uranium: Facts about the radioactive element that powers . . .
Uranium is a radioactive metal central to one of the most devastating acts of war in history On Aug 6, 1945, a 10-foot-long (3 meters) bomb fell from the sky over the Japanese city of Hiroshima
- Uranium Facts, Symbol, Discovery, Properties, Uses
Uranium (pronounced as you-Ray-nee-em) is a radioactive metal denoted by the chemical symbol Ur It has twenty-one isotopes of which only Ur-234, Ur-235, and Ur-238 exist naturally, the last one is the most commonly known isotope with the longest half-life of 4 5×10 9 years, undergoing decay into thorium -234 through alpha decay or spontaneous
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