| 碘化钠 | diǎn huà nà | sodium iodide NaI | |
| 碘化钾 | diǎn huà jiǎ | potassium iodide | |
| 碘化银 | diǎn huà yín | silver iodide | |
| 碘酸 | diǎn suān | iodic acid | |
| 放射性碘 | fàng shè xìng diǎn | radioactive iodine |
| 1 | Radioactive iodine loses half its strength in a week. | |
| 2 | The pills flood the thyroid gland with non-radioactive iodine. | |
| 3 | Before people got iodine from salt, they got it from their food. | |
| 4 | High levels of radioactive iodine were detected in the water around the plant. | |
| 5 | Others decay more slowly, like some cesium, iodine, strontium, and argon. |