Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Nd Neodymium | Pr Praseodymium |
|---|---|---|
| Atomic Number | 60 higher | 59 higher |
| Symbol | Nd different | Pr different |
| Name | Neodymium different | Praseodymium different |
| Atomic Mass | 144.24 higher | 140.9077 higher |
| 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 | 1.14 higher | 1.13 higher |
| Atomic Radius | 229 lower | 239 lower |
| Ionization Energy | 5.525 higher | 5.464 higher |
| Electron Affinity | — no data | — no data |
| Oxidation States | +3 same value | +3 same value |
| Melting Point | 1294 K (1020.85 °C) higher | 1204 K (930.85 °C) higher |
| Boiling Point | 3347 K (3073.85 °C) lower | 3793 K (3519.85 °C) lower |
| Density | 7.01 higher | 6.77 higher |
| Electron Configuration | [Xe]6s2 4f4 different | [Xe]6s2 4f3 different |
| Year Discovered | 1885 same value | 1885 same value |
higher lower
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