There are also rare copper(III) and copper(IV) complexes such as the hexafluorocuprate(III) 3− and hexafluorocuprate(IV) 2−, which are strong oxidizing agents.
Es existieren auch seltene Kupfer(III)- und Kupfer(IV)-Komplexe wie das Hexafluorocuprat(III) 3− oder das Hexafluorocuprat(IV) 2−, welche starke Oxidationsmittel sind.