Tabelul Periodic
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Untriseptium ‹
Uts ‹
untrioctium
› untriennium
› Ute
untrioctium (Uto)
elementul chimic cu numărul de ordine 138.
Atomic Number
138
Simbolul Elementului
Uto
proton
138
electron
138
Configurație electronică
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
18
înveliș electronic
2, 8, 18, 32, 50, 18, 8, 2
untrioctium
identificator
identificator Freebase
/m/07kvrh