Oxygen vs Tin
| Property | O Oxygen | Sn Tin |
|---|---|---|
| Atomic number | 8 | 50 |
| Symbol | O | Sn |
| Name | Oxygen | Tin |
| Category | nonmetal | post-transition-metal |
| Standard Atomic Weight | 15.9994 u | 118.71 u |
| Period | 2 | 5 |
| Group | 16 | 14 |
| Block | p | p |
| Phase at STP | gas | solid |
| Electron configuration | [He]2s22p4 | [Kr]5s24d105p2 |
| Oxidation states | [-2, -1, 0, 1, 2] | [-4, -3, -2, -1, 0, 1, 2, 3, 4] |
| Electronegativity (Pauling) | 3.44 | 1.96 |
| Electron affinity | 1.4611 eV | 1.112 eV |
| Density | 1.429 kg/m³ | 7287 kg/m³ |
| Melting point | -218.79 °C | 231.93 °C |
| Boiling point | -182.95 °C | 2601.85 °C |
| Discovery year | 1771 | N/A |