Answer :
Answer:
Na has 1 valence electron
Al has 3 valence electrons
N has 5 valence electrons
Ar has 8 valence electrons
Explanation:
the number of valence electrons is equal to the atom's main group number
Answer:
Na has 1 valence electron
Al has 3 valence electrons
N has 5 valence electrons
Ar has 8 valence electrons
Explanation:
the number of valence electrons is equal to the atom's main group number