CaCO3 and NaOH, which are letter answers A and E. Polyatomic ions bond with other ions to form ionic compounds, hope this helps :)
Answer:
CaCO3 and NaOH
Explanation:
Two or more groups of atoms that are electrically charged are called polyatomic ions, and their names end with -ide. Polyatomic anions are ions that have oxygen are called oxyanions and their names end with -ate or -ite.