BioTech Encyclopedia

Elements · ← Md Mendelevium · Lr Lawrencium →

No Nobelium

Basic facts

SymbolNo
Atomic number102
Atomic mass259.10100(no standard atomic weight: the element has no stable isotopes or characteristic natural composition; PubChem lists this isotope mass)
Groupnone (actinide series)
Period7
Blockf-block
CategoryActinide
Standard stateSolid
Discovered1957

Source: PubChem, Nobelium (periodic table data, retrieved 2026-10-19). Group and period follow the standard 18-column periodic table.

Biotech uses & experiments

No verified biotech applications listed yet.