Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Os Osmium | Ba Barium |
|---|---|---|
| Atomic Number | 76 higher | 56 higher |
| Symbol | Os different | Ba different |
| Name | Osmium different | Barium different |
| Atomic Mass | 190.2 higher | 137.33 higher |
| Category | Transition Metals different | Alkaline Earth Metals different |
| Period | 6 same value | 6 same value |
| Group | 8 higher | 2 higher |
| Block | d-Block different | s-Block different |
| Standard State | Solid same value | Solid same value |
| Electronegativity | 2.2 higher | 0.89 higher |
| Atomic Radius | 216 lower | 268 lower |
| Ionization Energy | 8.7 higher | 5.212 higher |
| Electron Affinity | 1.1 no data | — no data |
| Oxidation States | +4, +3 different | +2 different |
| Melting Point | 3306 K (3032.85 °C) higher | 1000 K (726.85 °C) higher |
| Boiling Point | 5285 K (5011.85 °C) higher | 2170 K (1896.85 °C) higher |
| Density | 22.57 higher | 3.62 higher |
| Electron Configuration | [Xe]6s2 4f14 5d6 different | [Xe]6s2 different |
| Year Discovered | 1803 different | 1808 different |
higher lower
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