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Unbiunium, also known as eka-actinium or element 121, is a hypothetical chemical element; it has symbol Ubu and atomic number 121. Unbiunium and Ubu are the temporary systematic IUPAC name and symbol respectively, which are used until the element is discovered, confirmed, and a permanent name is decided upon.
This is an accepted version of this page This is the latest accepted revision, reviewed on 12 November 2024. Periodic table of the elements with eight or more periods Extended periodic table Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium ...
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This is an accepted version of this page This is the latest accepted revision, reviewed on 9 December 2024. Hypothetical chemical element, symbol Uue and atomic number 119 Chemical element with atomic number 119 (Uue) Ununennium, 119 Uue Theoretical element Ununennium Pronunciation / ˌ uː n. uː n ˈ ɛ n i ə m / ⓘ (OON -oon- EN -ee-əm) Alternative names element 119, eka-francium ...
0–9. Ununennium; Unbinilium; Unbiunium; Unbibium; Unbitrium; Unbiquadium; Unbipentium; Unbihexium; Unbiseptium; Unbioctium; Unbiennium; Untrinilium; Untriunium ...
Atomic number (Z): 120: Group: group 2 (alkaline earth metals) Period: period 8 (theoretical, extended table): Block s-block Electron configuration [] 8s 2 (predicted) [1Electrons per shell
Hydrogen: Helium: Lithium: Beryllium: Boron: Carbon: Nitrogen: Oxygen: Fluorine: Neon: Sodium: Magnesium: Aluminium: Silicon: Phosphorus: Sulfur: Chlorine: Argon ...
A systematic element name is the temporary name assigned to an unknown or recently synthesized chemical element.A systematic symbol is also derived from this name.. In chemistry, a transuranic element receives a permanent name and symbol only after its synthesis has been confirmed.