Answer :
Answer:
18 valence electrons in the 4th shell
Explanation:
1 - 2 electrons
2 - 8 electrons
3 - 8 electrons
4 - 18 electrons
Answer:
18 valence electrons in the 4th shell
Explanation:
1 - 2 electrons
2 - 8 electrons
3 - 8 electrons
4 - 18 electrons