Technetium vs Tin
| Property | Tc Technetium | Sn Tin |
|---|---|---|
| Atomic number | 43 | 50 |
| Symbol | Tc | Sn |
| Name | Technetium | Tin |
| Category | transition-metal | post-transition-metal |
| Standard Atomic Weight | 98 u | 118.71 u |
| Period | 5 | 5 |
| Group | 7 | 14 |
| Block | s | p |
| Phase at STP | solid | solid |
| Electron configuration | [Kr]5s24d5 | [Kr]5s24d105p2 |
| Oxidation states | [-3, -1, 1, 2, 3, 4, 5, 6, 7] | [-4, -3, -2, -1, 0, 1, 2, 3, 4] |
| Electronegativity (Pauling) | 1.9 | 1.96 |
| Electron affinity | 0.55 eV | 1.112 eV |
| Density | 1.100000e+4 kg/m³ | 7287 kg/m³ |
| Melting point | 2156.85 °C | 231.93 °C |
| Boiling point | 4264.85 °C | 2601.85 °C |
| Discovery year | 1937 | N/A |