Question

what is the formula for rust?​

Answer 1

Answer:

4 Fe2+ + O2 → 4 Fe3+ + 2 O.

Step-by-step explanation:

hope it helps you..

Answer 2

Step-by-step explanation:-Rust is apparently a hydrated form of iron(III)oxide. The formula is approximately Fe2O3•32H2O, although the exact amount of water is variable. (Note that this is about halfway between iron(III) hydroxide, Fe(OH)3 or ½{Fe2O3•3H2O], and anhydrous Fe2O3).