As of 1 Jan 2024: Uue–Uoq (E119–E184) are listed here by systematic name. That is 66 articles, of which 6 are articles, and 60 are redirects. E172 is predicted to be the end of period 8 ("noble gas", though it may well be a [not necessarily noble] solid or liquid); in which case E173 would mark the start of period 9. Articles or redirects for E185 and higher (presumably in period 9 or beyond) are not present as there are currently no known detailed predictions that high.
When an element is discovered (synthesized), the element will be removed from this category. (That's when period 8 is not the same as "theoretical extension" anymore.)
Subcategories
This category has the following 6 subcategories, out of 6 total.
U
- Unbibium (3 P)
- Unbihexium (3 P)
- Unbiquadium (4 P)
- Unbiunium (3 P)
Pages in category "Hypothetical chemical elements"
The following 74 pages are in this category, out of 74 total. This list may not reflect recent changes.
0–9
- Ununennium
- Unbinilium
- Unbiunium
- Unbibium
- Unbitrium
- Unbiquadium
- Unbipentium
- Unbihexium
- Unbiseptium
- Unbioctium
- Unbiennium
- Untrinilium
- Untriunium
- Untribium
- Untritrium
- Untriquadium
- Untripentium
- Untrihexium
- Untriseptium
- Untrioctium
- Untriennium
- Unquadnilium
- Unquadunium
- Unquadbium
- Unquadtrium
- Unquadquadium
- Unquadpentium
- Unquadhexium
- Unquadseptium
- Unquadoctium
- Unquadennium
- Unpentnilium
- Unpentunium
- Unpentbium
- Unpenttrium
- Unpentquadium
- Unpentpentium
- Unpenthexium
- Unpentseptium
- Unpentoctium
- Unpentennium
- Unhexnilium
- Unhexunium
- Unhexbium
- Unhextrium
- Unhexquadium
- Unhexpentium
- Unhexhexium
- Unhexseptium
- Unhexoctium
- Unhexennium
- Unseptnilium
- Unseptunium
- Unseptbium
- Unsepttrium
- Unseptquadium
- Unseptpentium
- Unsepthexium
- Unseptseptium
- Unseptoctium
- Unseptennium
- Unoctnilium
- Unoctunium
- Unoctbium
- Unocttrium
- Unoctquadium