Cerium is a rare earth element that is used in catalytic converters, and it is one of the most abundant of the lanthanides.
| Property | Value |
|---|---|
| Atomic Number | 58 |
| Symbol | Ce |
| Atomic Mass | 140.116 u |
| Electron Configuration | [Xe] 4f1 5d1 6s2 |
| State at Room Temperature | Solid |