Fe refers to the chemical symbol for iron. It is a metallic element with atomic number 26.
The atomic number represents the number of protons in an atom's nucleus.
Transition Metal: Transition metals are elements located in the middle section of the periodic table, between groups 2 and 13.
Rusting occurs when iron reacts with oxygen in the presence of water or moisture, forming iron(III) oxide (Fe₂O₃).