contestada

a. Give the name of the element represented
b. Write the electron configuration
c. Identify the number of valence electrons
d. If this atom becomes a 1-ion, what would the electron configuration be?

a Give the name of the element represented b Write the electron configuration c Identify the number of valence electrons d If this atom becomes a 1ion what woul class=

Respuesta :

dryamaryame1997

Answer:

1)Br

2)Ar[4s,3d,4p1]

3) 7e

4) kr