| Chlordioxid | chlorine dioxide |
| Chlorfluorid | chlorine fluoride |
| Chlorid | chloride |
| Kohlendioxid | carbon |
| Chlorit | chlorite |
| Chlorbombe | chlorine bomb |
| Chloroform | chloroform |
| Chloroquin | chloroquine |
| chlorieren | chlorinate |
| Cordierit | cordierite |
| Kohlendioxyd | carbon dioxide |
| Dioxid | dioxide |
| Boroxid | boron oxide |
| Calciumoxid | calcium oxide |
| Hydroxid | hydroxide |
| Chlorargyrit | chlorargyrite |
| Chlorat | chlorate |
| Chloroprene | chloroprene |
| Chlorsäure | chloric acid |
| Achlorhydrie | achlorhydria |