Periodni sustav
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untrihexium ‹
Uth ‹
untriseptium
› untrioctium
› Uto
untriseptium (Uts)
hypothetical chemical element with the atomic number 137.
Atomic Number
137
Element Symbol
Uts
proton
137
elektron
137
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
17
Elektronska ljuska
2, 8, 18, 32, 49, 18, 8, 2
untriseptium
identifikator
CAS registarski broj
55127-57-6
Freebase ID
/m/05lynv