Question

how are ionic compounds named?
a. a number is given in parentheses after each elements name to indicate the number of atoms.
b. the name of the first element is followed by that of the second element, the latter of which ends in -ide.
c. a prefix is used with each elements name, and the second element is changed to end in -ine.
d. the name of each element is followed by a roman numeral to indicate the number of atoms.

Explanation:

Ionic compounds are named by stating the cation (first - element) name followed by the anion (second - element) name, where the anion name ends in -ide. For example, sodium chloride (NaCl) has sodium as the cation and chloride (from chlorine) as the anion.

Answer:

B. The name of the first element is followed by that of the second element, the latter of which ends in -ide.