The chemical symbol for bromine is Br. It is a non-metal element found in group 17 of the periodic table, known as the halogens. Bromine is unique in its state at room temperature; it is a reddish-brown liquid that produces a pungent and irritating vapor. Its relative atomic number is 35, and it has several applications, including in flame retardants, agricultural chemicals, and pharmaceuticals. Due to its reactive nature, bromine readily forms compounds with many other elements, resulting in various bromine compounds utilized in diverse industrial applications.