Calcium carbon oxygen, calcium chlorine, carbon hydrogen oxygen, hydrogen chlorine, calcium oxygen hydrogen I think ♀️ Hopefully it’s right or I helped a bit
covalent is a bond made up of two different nonmetals which are located on the right side of the period table . ionic bonds are made up of a non metal and a metal so it would an element from the left side of the period table and a element from the right side of the period table
