unpentpentium

unpentpentium (Upp)

hypothetical chemical element with the atomic number 155.
Atomic Number155
Element SymbolUpp
Proton155
Eléktron155
electron configuration1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p6 7s2 5f14 6d10 7p6 8s2 5g18 6f14 7d3
electron shell2, 8, 18, 32, 50, 32, 11, 2