Pseudoradical

He protests the war in Vietnam, but looks with contempt on the hate-filled pseudoradicals who preach the politics of violence.

As suggested by Weinmayr in this example, the reaction proceeds by a different mechanism, not with the formation of free radicals but rather with separation of the C — Hg bond, thus producing pseudoradicals which do not diffuse into the reaction medium.

These pseudoradicals are not directly chain carriers in the reduction of peroxydisulfate, but they can further build up oxygen radical ions.