Periodic Table
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untrinilium ‹
Utn ‹
untriuniumo
› untribium
› Utb
untriuniumo (Utu)
ĥemia elemento.
Atomnumero
131
Kemia Simbolo
Utu
protono
131
elektrono
131
elektrona distribuado
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
11
elektronkovraĵo
2, 8, 18, 32, 43, 18, 8, 2
untriuniumo
identigilo