Question

Which pair of elements has atoms with the same number of valence electrons?

(1 point)
Responses

astatine (At) and radon (Rn)
astatine (At) and radon (Rn)

potassium (K) and bromine (Br)
potassium (K) and bromine (Br)

silicon (Si) and germanium (Ge)
silicon (Si) and germanium (Ge)

indium (In) and lead (Pb)

Answer 1

The pair of elements that has atoms with the same number of valence electrons is:

**silicon (Si) and germanium (Ge)**

Both silicon and germanium are in group 14 of the periodic table and have 4 valence electrons.