Periodni sustav
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unbioctium ‹
Ubo ‹
unbiennium
› untrinilium
› Utn
unbiennium (Ube)
hypothetical chemical element with the atomic number 129.
Atomic Number
129
Element Symbol
Ube
proton
129
elektron
129
Elektronski omotač atoma
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
Elektronska ljuska
2, 8, 18, 32, 41, 18, 8, 2
unbiennium
identifikator
CAS registarski broj
63309-51-3
Freebase ID
/m/03hfv0c