 |
| |||
| element of group Any of the elements of the halogen family, consisting of fluorine, chlorine, bromine, iodine, and astatine | |||
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips