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

Aliases: Ho

Object «Holmium» was created due to

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

Object «Holmium» has attributes

Attribute Value
Symbol Ho
Standard state Solid
Atomic mass 164.93033 u
Electron configuration [Xe]6s²4f¹¹
Oxidation states
  • +3
Electronegativity (pauling scale) 1.23
Atomic radius (van der waals) 216 pm
Ionization energy 6.022 eV
Melting point 1747 K
Boiling point 2973 K
Density 8.8 g/cm³
Atomic number 67
Group name Lanthanide
Discovered 1878 year
Electron affinity 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(301), Jun 1, 2022 (18 fields were changed)
[C]ompare » ×


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