Respuesta :

Bromine is a chemical element with the symbol Br and atomic number 35. It is the third-lightest halogen and is a volatile red-brown liquid at room temperature that evaporates readily to form a similarly coloured vapour.

Answer:

Bromine is a nonmetal in group 7 or group 17, known as the halogens. It has 7 valence electrons.

So the correct answer is "nonmetal, 7 valence electrons"