Respuesta :

Answer:
Co cobalt

Cu copper

Cm curium

Explanation:

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