| iodine → IsA → element | 0.56 | |
| iodine → IsA → essential trace element | 0.51 | |
| iodine → IsA → essential element | 0.49 | |
| iodine → IsA → a chemical element | 0.45 | |
| iodine → IsA → halogen | 0.36 | |
| iodine → IsA → rare element | 0.36 | |
| iodine → IsA → natural element | 0.29 | |
| iodine → IsA → the heaviest element | 0.25 |