The Oxidation Number (ON) of an atom within a molecule or solid is a well defined quantity in chemistry (assuming a consistent set of rules are followed), with a long and distinguished history of ...

A detailed understanding of the sources, transformations and fates of organic species in the environment is crucial because of the central roles that they play in human health, biogeochemical cycles ...

It is well known that some metals can oxidise, corrode and form rust when exposed to air, degrading the material. But scientists have found that oxidation could actually be beneficial for metals – at ...