63Eu
Element 63
Europium
Lanthanides
Europium is a chemical element with symbol Eu and atomic number 63.
Key data
- Atomic number
- 63
- Atomic mass
- 151.964 u
- Group / Period
- 3 / 6
- Block
- f-block
- Phase at STP
- Solid
- Density
- 5.264 g/cm³
- Melting point
- 825.9 °C
- Boiling point
- 1528.8 °C
- Electron configuration
- [Xe] 4f7 6s2
Common uses
- •Red phosphors in TVs
- •Anti-counterfeit euros
- •Lasers
Discovery
Year: 1901
Discovered by: Eugène-Anatole Demarçay
Frequently asked questions
What is the atomic number of Europium?
Europium has atomic number 63. Its symbol is Eu and its atomic mass is 151.964 u.
What category of element is Europium?
Europium is classified as lanthanides. It sits in group 3, period 6 of the periodic table.
What is Europium used for?
Common uses of Europium include: Red phosphors in TVs, Anti-counterfeit euros, Lasers.
When was Europium discovered?
Europium was discovered in 1901 by Eugène-Anatole Demarçay.
Play the game
Test your knowledge in The Lab
20-round element ID, cryptic 3-clue guesser, and an interactive periodic table.
Open The Lab →