Answer: 4 valence electrons, Silicon, Si, 14, 28.0855, 14
Explanation:
Heres the best help i can give you There is a couple different ways to determine if a bond is ionic or covalent. By definition, an ionic bond is between a metal and a nonmetal, and a covalent bond is between 2 nonmetals. So you usually just look at the periodic table and determine whether your compound is made of a metal/nonmetal or is just 2 nonmetals
My view point is that i disagree and that the rules are completely different