Question

rust is a form of iron​

Answer 1

Explanation:

rust is a covering of iron which is formed due to oxidation of iron in the presance of water,moisture,etc...

rust is Fe2O3 which is a oxidised form of iron....not proper iron.

Answer 2

Answer:

Rust forms when iron or its alloys are exposed to moist air. The oxygen and water in air react with the metal to form the hydrated oxide. The familiar red form of rust is (Fe2O3), but iron has other oxidation states, so it can form other colors of rust.