-
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...
- 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...
-
beginning with 121 All
pages with
titles containing 121 12/1 (disambiguation)
Unbiunium, a
hypothetical chemical element with
atomic number 121 This disambiguation...
-
mobile phones on the
Vodafone network The
undiscovered chemical element unbiunium has the
atomic number 121 The
official end
score for
cribbage The pennant...
-
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...
- in Ulaanbaatar,
Mongolia Ubu, Nepal, a
Village Development Committee Unbiunium,
symbol Ubu for '121', a
theoretical chemical element Ubu Roi, mascot...
- similar-sounding
systematic element names, such as ununennium, unbinilium,
unbiunium, and unbiquadium. An
alternative spelling, unobtanium, is
sometimes used...
-
known alkali metals from pot****ium onward. This
effect is so
large that
unbiunium (element 121) is
predicted to have a
lower ionization energy of 4.45 eV...
- 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...
- Ra ↑ Ubn ↓ —
ununennium ←
unbinilium →
unbiunium...
