Question

For each of the following, use the periodic table to determine the number of valence electrons in an atom of the element.
Ne S Mg Sn C Al Te Cs Bi Br Ga P

Answer 1

Explanation:

Ne 8. S 6. Mg 2. Sn 4. C 4. Al 3. Te 6. Cs 1. Bi 5. Br 7. Ga 3. P 5.