Erbium68

Erbium is a chemical element in the lanthanide series, with symbol Er and atomic number 68. A silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements on Earth. As such, it is a rare earth element which is associated with several other rare elements in the mineral gadolinite from Ytterby in Sweden, where yttrium, ytterbium, and terbium were discovered.

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Symbol

Er

Atomic mass

167.2593

Density

9.066 g/L

Boiling Point

3,141K

Melting Point

1,802K

Molar heat

28.12 (mol*K)

Discovered by: Carl Gustaf Mosander

Edu Periodic Table

The Edu Periodic Table, also known as the periodic table of chemical elements, is an interactive and modern display of the chemical elements. It is widely used in chemistry, physics, and other sciences, and is generally seen as an icon of chemistry.

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