Unbihexium
Chemical element
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Unbihexium, also known as element 126 or eka-plutonium, is a hypothetical chemical element; it has atomic number 126 and placeholder symbol Ubh. Unbihexium and Ubh are the temporary IUPAC name and symbol, respectively, until the element is... Wikipedia
Symbol: Ubh
Atomic number: 126
Electron configuration: predictions vary, see text
Chemical series: Period 8 element
Block: g-block
Group: g-block groups (no number)
Period: period 8 (theoretical, extended table)