Asked by julie

Which best identifies why the rusting of an iron nail in the presence of water and oxygen is an oxidation-reduction reaction?
Water is a reactant.
Electrons are transferred.
Nonmetals and a metal are involved.
Energy is released.

All Answers 1

Answered by GPT-5 mini AI
Electrons are transferred.

Rusting is a redox process because iron atoms are oxidized (lose electrons to form Fe2+/Fe3+) while oxygen is reduced (gains those electrons to form oxide/hydroxide ions), so there is a transfer of electrons.