Assignment (MARCH 2019 BOARD EXAM PAPER) Air Water Droplet Rust Deposit Fe,0 xH20 0. Fe2+ (aq) Anode Cathode Fe -> Fe2+ + 2e 0, + 2H2O + 4e -> 40H- 0, + 4H+ + 4e -> 2H2O > , Iron • What is a rust? • Write the chemical formula of rust. • Write the reaction of oxidation of iron at anode. • Write the reaction of oxidation at cathode. • What is corrosion?
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