Tellurium vs Iodine
Pick up to 3 elements and see how they stack up.
| Property | Tellurium | Iodine |
|---|---|---|
| Atomic number | 52 | 53 |
| Atomic mass | 127.6 | 126.9 |
| Electronegativity | 2.1 | 2.66 |
| Melting point | 722.66 K (449.5 °C) | 386.85 K (113.7 °C) |
| Boiling point | 1,261 K (987.8 °C) | 457.4 K (184.2 °C) |
| Density | 6.24 g/cm³ | 4.933 g/cm³ |
| Atomic radius | 206 pm | 198 pm |
| Ionization energy | 9.01 eV | 10.451 eV |
| Discovered | 1782 | 1811 |
| Category | Metalloid | Halogen |
| State at room temp. | Solid | Solid |
| Block | p | p |
| Group | 16 | 17 |
| Period | 5 | 5 |
| Valence electrons | 6 | 7 |
| Common charges | −2 | −1 |
| Electron configuration | [Kr] 4d10 5s2 5p4 | [Kr] 4d10 5s2 5p5 |