Er

Erbium

Atomic Number 68 · Metal piece

Gives a pink color to glass and porcelain. Essential for erbium-doped fiber amplifiers that power the internet.

Atomic Mass

167.26 u

Category

Lanthanide

Phase (STP)

Solid

Density

9.066 g/cm³

Melting Point

1529 °C

Boiling Point

2868 °C

Electronegativity

1.24 (Pauling)

Atomic Radius

175 pm

Electron Configuration

[Xe] 4f12 6s2

Discovered

1843 — Carl Gustaf Mosander

Find Erbium Samples

Sample form: Metal piece

Luciteria Science

Premium element samples in acrylic cubes

Engineered Labs

Element collections and periodic table displays

Various element samples and collections

← Back to all elements · View on Periodic Table · Wikipedia

Some links on this page may be affiliate links. We may earn a small commission at no extra cost to you.