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...
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Extended periodic table (section Unbiunium (E121))
g-block may have atomic number 121, and thus would have the systematic name unbiunium. Despite many searches, no elements in this region have been synthesized...
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beginning with 121 All pages with titles containing 121 12/1 (disambiguation) Unbiunium, a hypothetical chemical element with atomic number 121 This disambiguation...
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expected to follow unbiunium as the second element of the superactinides and the fourth element of the 8th period. Similarly to unbiunium, it is expected...
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mobile phones on the Vodafone network The undiscovered chemical element unbiunium has the atomic number 121 The official end score for cribbage The pennant...
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similar-sounding systematic element names, such as ununennium, unbinilium, unbiunium, and unbiquadium. An alternative spelling, unobtanium, is sometimes used...
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in Ulaanbaatar, Mongolia Ubu, Nepal, a Village Development Committee Unbiunium, symbol Ubu for '121', a theoretical chemical element Ubu Roi, mascot...
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dye, sometimes used in the United States to color the skin of oranges Unbiunium, a hypothetical element This disambiguation page lists articles associated...
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860.1 1560 119 Uue ununennium 463.1 1700 120 Ubn unbinilium 563.3 895– 919 121 Ubu unbiunium 429.4 1110 1710 4270 122 Ubb unbibium 545 1090 1848 2520...
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Ra ↑ Ubn ↓ — ununennium ← unbinilium → unbiunium...
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calc. 118 Og Oganesson 0.080(6) 7.72(58) calc. 119 Uue Ununennium 0.662 63.87 calc. 120 Ubn Unbinilium 0.021 2.03 calc. 121 Ubu Unbiunium 0.57 55 calc....
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known alkali metals from potassium onward. This effect is so large that unbiunium (element 121) is predicted to have a lower ionization energy of 4.45 eV...
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nihil ("nothing") n /nɪl/ unbinilium 1 un Latin unus ("one") u /uːn/ unbiunium 2 bi Latin bis ("twice") b /baɪ/ unbibium 3 tri Latin tres ("three") Greek...
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be a great challenge to synthesize elements beyond unbinilium (120) or unbiunium (121), given their short predicted half-lives and low predicted cross...
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Unhexseptium Unhexoctium Unhexennium Unseptnilium Unseptunium Unseptbium Unbiunium Unbibium Unbitrium Unbiquadium Unbipentium Unbihexium Unbiseptium Unbioctium...
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