The Periodic Table/68 - Erbium (Er)

Element Erbium (Er, 68)

Here you can read more about the chemical element Erbium. Its shemical symbol is Er and its atomic number is 68. The relative atomic mass of Erbium is 167.259 u. The elemental classification of Erbium is Lanthanides, and it belongs to group 3 and period 6 in the Periodic Table of Elements.

The density of Erbium is 9000 kg/m3. The melting point of Erbium is 1795 Kelvin (1522 ℃). The boiling point of Erbium is 2783 Kelvin (2510 ℃). Erbium was discovered in the year 1842 by Carl Gustaf Mosander.

To the right (or below if you are using a mobile device with a smaller screen) you will find the information given above for the element Erbium ordered in tabular form, which might be easier to read and use if you want to quantify it in some sort.

Data about element Erbium

Chemical symbol
Element classification
Atomic number
Relativ atomic mass
Atomic mass
167.259 u
9000 kg/m3
Melting point
1795 K   (1522 ℃)
Boiling point
2783 K   (2510 ℃)
Discovered year
Discovered by
Carl Gustaf Mosander