Periodic Table
By ChemicalAid
ChemicalAid PTable
Elements
Element List
Element Charts
Future Elements
Calculators
Chemical Equation Balancer
Electron Configuration Calculator
Valence Electron Calculator
Practice
Flashcards
Fun
Chemistry Jokes
Element Word Speller
Chemistry Emojis
unbioctium ‹
Ubo ‹
unbiennium
› untrinilium
› Utn
unbiennium (Ube)
hypothetical chemical element with the atomic number 129.
Numèro Atomic
129
Simbòl Quimic
Ube
proton
129
electron
129
electron configuration
1s
2
2s
2
2p
6
3s
2
3p
6
4s
2
3d
10
4p
6
5s
2
4d
10
5p
6
6s
2
4f
14
5d
10
6p
6
7s
2
5f
14
6d
10
7p
6
8s
2
5g
9
electron shell
2, 8, 18, 32, 41, 18, 8, 2
unbiennium
identificant
identificant Freebase
/m/03hfv0c
numèro CAS
63309-51-3