Home / Elements / Einsteinium
99 Es [252] u
Einsteinium
Actinide
Atomic no.99
Atomic mass[252] u
Period7
Group13
Phase (25°C)Solid
Discovered1952
Did you knowNamed after Albert Einstein
Element photos
Loading HD photos…
Ask AI about Einsteinium
Powered by Claude AI · Ask about uses, history, reactions, fun facts
← Previous Californium Element 98 Next → Fermium Element 100