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Bookmark or Share- Neptunium - WikipediaNeptunium is a chemical element; it has symbol Np and atomic number 93. A radioactive actinide metal, neptunium is the first transuranic element. It is named after Neptune, the planet beyond Uranus in the Solar System, which uranium is named after. A neptunium atom has 93 protons and 93 electrons, of which seven are valence electrons.
- Neptunium (Np) - The Chemical ElementsNeptunium is a chemical element with the atomic number 93 in the periodic table. Despite being labeled as a synthetically produced substance, there are minuscule amounts of this transuranium element in nature. Neptunium occurs in an amount of 0.0005 parts per trillion by weight in Earth’s crust.
- Neptunium - Element information, properties and uses | Periodic TableThe real neptunium sits between uranium and plutonium in the actinides, the floating bar on the periodic table that pops out from between radium and lawrencium.
- Neptunium: A Comprehensive Guide to its Properties, Uses, and SafetyExplore the fascinating world of Neptunium, a radioactive actinide with unique properties and applications. Learn about its historical background, physical and chemical properties, important chemical reactions, potential uses, and safety measures.
- Neptunium - Periodic TableNeptunium - Properties, history, name origin, facts, applications, isotopes, electronic configuation, crystal structure, hazards and more; Interactive periodic table of the chemical elements.
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