Compare Elements
Compare two chemical elements side by side across 19 atomic and physical properties.
| Property | Db Dubnium | Ta Tantalum |
|---|---|---|
| Atomic Number | 105 higher | 73 higher |
| Symbol | Db different | Ta different |
| Name | Dubnium different | Tantalum different |
| Atomic Mass | 268.126 higher | 180.9479 higher |
| Category | Transition Metals same value | Transition Metals same value |
| Period | 7 higher | 6 higher |
| Group | 5 same value | 5 same value |
| Block | d-Block same value | d-Block same value |
| Standard State | Solid same value | Solid same value |
| Electronegativity | — no data | 1.5 no data |
| Atomic Radius | — no data | 217 no data |
| Ionization Energy | — no data | 7.89 no data |
| Electron Affinity | — no data | 0.322 no data |
| Oxidation States | 5, 4, 3 different | +5 different |
| Melting Point | — no data | 3290 K (3016.85 °C) no data |
| Boiling Point | — no data | 5731 K (5457.85 °C) no data |
| Density | — no data | 16.4 no data |
| Electron Configuration | [Rn]7s2 5f14 6d3 different | [Xe]6s2 4f14 5d3 different |
| Year Discovered | 1967 different | 1802 different |
higher lower
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