<span>D. all of the above because ionic compound is a salt. it is also held together by ionic bonds. it has anions and cations </span>
Counting atoms in a compound can be done by taking one element at a time and multiplying the subscript of the element and the number of molecules of the compounds. For example, H2O, there are two atoms of H adn 1 atom of oxygen.
I believe that it most likely would be D.
The fifth shell can hold up to 50 electrons and the forth shell can hold 8 electrons
