Question

Which element has the same number of valence electrons as bromine (Br)?

(1 point)
Responses

krypton (Kr)
krypton (Kr)

potassium (K)
potassium (K)

selenium (Se)
selenium (Se)

chlorine (Cl)

Answer 1

Bromine (Br) is in Group 17 of the periodic table and has 7 valence electrons. The element that also has the same number of valence electrons (7) is chlorine (Cl), which is also in Group 17.

So the correct response is:

chlorine (Cl)