11) Which statement about covalent bonds is true? A) Covalent bonds are generally weaker than ionic bonds because they form full oppositely charged particles. B) Covalent bonds are generally stronger than ionic bonds because they form full oppositely charged particles. C) Covalent bonds are generally weaker than ionic bonds because they overlap electrons to fill their outer shell. D) Covalent bonds are generally stronger than ionic bonds because they overlap electrons to fill their outer shell.