Use the periodic table to answer the question.

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

(1 point)
Responses

chlorine (Cl)
chlorine (Cl)

potassium (K)
potassium (K)

selenium (Se)
selenium (Se)

krypton (Kr)
krypton (Kr)

1 answer

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

So, the correct response is:

chlorine (Cl)