Answer this question fast. . . . . ? Share with your friends Share 0 Chirag Gupta answered this 0 View Full Answer Neha Thomas answered this oxygen and water in air is responsible for rusting. iron reacts with oxygen and water to form rust (HYDRATED IRON III OXIDE) Fe + O₂ + H₂O ⇒ Fe₂O₃.n H₂O 1