Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Ru Ruthenium | Sr Strontium |
|---|---|---|
| Atomic Number | 44 higher | 38 higher |
| Symbol | Ru different | Sr different |
| Name | Ruthenium different | Strontium different |
| Atomic Mass | 101.1 higher | 87.62 higher |
| Category | Transition Metals different | Alkaline Earth Metals different |
| Period | 5 same value | 5 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 | 0.95 higher |
| Atomic Radius | 207 lower | 249 lower |
| Ionization Energy | 7.361 higher | 5.695 higher |
| Electron Affinity | 1.05 no data | — no data |
| Oxidation States | +3 different | +2 different |
| Melting Point | 2607 K (2333.85 °C) higher | 1050 K (776.85 °C) higher |
| Boiling Point | 4423 K (4149.85 °C) higher | 1655 K (1381.85 °C) higher |
| Density | 12.1 higher | 2.64 higher |
| Electron Configuration | [Kr]5s1 4d7 different | [Kr]5s2 different |
| Year Discovered | 1827 different | 1790 different |
higher lower
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