Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | La Lanthanum | Ce Cerium |
|---|---|---|
| Atomic Number | 57 lower | 58 lower |
| Symbol | La different | Ce different |
| Name | Lanthanum different | Cerium different |
| Atomic Mass | 138.9055 lower | 140.116 lower |
| Category | Lanthanides same value | Lanthanides same value |
| Period | 6 same value | 6 same value |
| Group | 3 same value | 3 same value |
| Block | f-Block same value | f-Block same value |
| Standard State | Solid same value | Solid same value |
| Electronegativity | 1.1 lower | 1.12 lower |
| Atomic Radius | 240 higher | 235 higher |
| Ionization Energy | 5.577 higher | 5.539 higher |
| Electron Affinity | 0.5 same value | 0.5 same value |
| Oxidation States | +3 different | +4, +3 different |
| Melting Point | 1191 K (917.85 °C) higher | 1071 K (797.85 °C) higher |
| Boiling Point | 3737 K (3463.85 °C) higher | 3697 K (3423.85 °C) higher |
| Density | 6.15 lower | 6.77 lower |
| Electron Configuration | [Xe]6s2 5d1 different | [Xe]6s2 4f1 5d1 different |
| Year Discovered | 1839 different | 1803 different |
higher lower
Advertisement