Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Pr Praseodymium | Sc Scandium |
|---|---|---|
| Atomic Number | 59 higher | 21 higher |
| Symbol | Pr different | Sc different |
| Name | Praseodymium different | Scandium different |
| Atomic Mass | 140.9077 higher | 44.9559 higher |
| Category | Lanthanides different | Transition Metals different |
| Period | 6 higher | 4 higher |
| Group | 3 same value | 3 same value |
| Block | f-Block different | d-Block different |
| Standard State | Solid same value | Solid same value |
| Electronegativity | 1.13 lower | 1.36 lower |
| Atomic Radius | 239 higher | 211 higher |
| Ionization Energy | 5.464 lower | 6.561 lower |
| Electron Affinity | — no data | 0.188 no data |
| Oxidation States | +3 same value | +3 same value |
| Melting Point | 1204 K (930.85 °C) lower | 1814 K (1540.85 °C) lower |
| Boiling Point | 3793 K (3519.85 °C) higher | 3109 K (2835.85 °C) higher |
| Density | 6.77 higher | 2.99 higher |
| Electron Configuration | [Xe]6s2 4f3 different | [Ar]4s2 3d1 different |
| Year Discovered | 1885 different | 1879 different |
higher lower
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