Respuesta :
Ac Actinium
Al Aluminum
Ar Argon
Ba Barium
Be Beryllium
Bi Bismuth
Br Bromine
Ca Calcium
Ce Cerium
Co Cobalt
Dy Dysprosium
Er Erbium
Eu Europium
Fr Francium
Al Aluminum
Ar Argon
Ba Barium
Be Beryllium
Bi Bismuth
Br Bromine
Ca Calcium
Ce Cerium
Co Cobalt
Dy Dysprosium
Er Erbium
Eu Europium
Fr Francium