1. Radicals are atoms or molecules with free unpaired electrons. This causes them to be highly reactive as they try to bond these electrons with other atoms. |
1. Radicals are atoms or molecules with free unpaired electrons. This causes them to be highly reactive as they try to bond these electrons with other atoms. See also Free radical. |
2. "Radical" is also a term used to refer to a person advocating extreme change, usually political.