What is the chemical symbol for iron?

The chemical symbol for iron is B. Fe. This symbol is derived from the Latin name for iron, "ferrum." In the periodic table of elements, Fe is used to uniquely identify iron, which is an essential element in various biological and industrial processes. The symbol is standardized through international conventions, making it a vital reference in chemistry and related fields. The other symbols in the options represent different elements: Ir stands for iridium, In for indium, and I for iodine, highlighting the importance of understanding the unique symbols assigned to each element in the periodic table.