Einsteinium [+]Compare [E]dit [H]istory

Aliases: Es

Object «Einsteinium» was created due to

Add new object to «Einsteinium» or move existing objects here.

Object «Einsteinium» has attributes

Attribute Value
Symbol Es
Atomic number 99
Group name Actinide
Standard state Solid
Atomic mass 252.083 u
Electron configuration [Rn]7s²5f¹¹
Oxidation states
  • +3
Electronegativity (pauling scale) 1.3
Atomic radius (van der waals) 245 pm
Ionization energy 6.42 eV
Melting point 1133 K
Discovered 1952 year
Electron affinity Add
Boiling point Add
Density Add

Similar objects

Most often compared with

Everyone can something to edit or add.
There was one edit, no edits waiting approval. Last edited by fink.isabella(237), Jun 1, 2022 (16 fields were changed)
[C]ompare » ×

Help · Contact us · Disclaimer · Contributors · Developers · Donate