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What is the chemical formula of rust? A F e 3 O 4 B F e 2 O 4 C F e 2 O 3 D F e 3 O 2
Dear student The formula of rist is is approximately Fe2O3•32H2ORust is apparently a hydrated form of iron(III)oxide.Hope this will help Good Luck
ANSWERIron metal does not burn in dry air even on strong heating. In moist air iron is slowly oxidised to give rust (iron oxide).4Fe+3O2→2Fe2O3+nH2O→Fe2O3.nH2O(Rust)
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