superoksidiioni
The superoksidiioni, or superoxide ion, is the radical anion derived from molecular oxygen. Its chemical formula is O2−, and it carries one extra electron, giving it an unpaired electron and paramagnetic properties.
Biological and environmental occurrence: Superoxide is produced during normal cellular metabolism and in immune responses. In
Chemical properties and reactions: In aqueous solution, the hydroperoxyl radical HO2• predominates at low pH, while
Biological significance and safety: Superoxide participates in defense against pathogens and can act in redox signaling