Gadolinium
Atomic symbol: Gd
Atomic number: 64
Atomic mass: 157.25
Appearance: Silvery white solid at 25°C
Group: N/a
Period: 6
Series: Lanthanides
Block: f
Electron configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 5s² 5p⁶ 4f⁷ 5d¹ 6s²
Moderately ductile, hard, toxic, and unreactive.
Gadolinium has magnetic properties, making it suitable for use in medical imaging devices, as well as for fluorescent lamp phosphors.
![](../images/gadolinium1.png)
Fun Fact! At low temperatures, gadolinium is more ferromagnetic than iron; at room temperature it is one of few metals to show ferromagnetism too, alongside iron, nickel, and cobalt.
https://www.chemicool.com/elements/gadolinium.html https://www.britannica.com/science/gadolinium