Carbon vs Tantalum
| Property | C Carbon | Ta Tantalum |
|---|---|---|
| Atomic number | 6 | 73 |
| Symbol | C | Ta |
| Name | Carbon | Tantalum |
| Category | nonmetal | transition-metal |
| Standard Atomic Weight | 12.0106 u | 180.94788 u |
| Period | 2 | 6 |
| Group | 14 | 5 |
| Block | p | s |
| Phase at STP | solid | solid |
| Electron configuration | [He]2s22p2 | [Xe]6s24f145d3 |
| Oxidation states | [-4, -3, -2, -1, 0, 1, 2, 3, 4] | [-3, -1, 0, 1, 2, 3, 4, 5] |
| Electronegativity (Pauling) | 2.55 | 1.5 |
| Electron affinity | 1.2621 eV | 0.322 eV |
| Density | 2267 kg/m³ | 1.640000e+4 kg/m³ |
| Melting point | 3549.85 °C | 3016.85 °C |
| Boiling point | 3824.85 °C | 5457.85 °C |
| Discovery year | 1797 | 1802 |