Here's why:
* Ionic bonds form between a metal and a nonmetal, where one atom (the metal) loses electrons to become a positively charged ion (cation) and the other atom (the nonmetal) gains electrons to become a negatively charged ion (anion). These oppositely charged ions then attract each other.
* Nitric acid is a covalent compound. In covalent bonds, atoms share electrons to achieve a stable electron configuration.
* In nitric acid, the hydrogen atom shares its electron with one of the oxygen atoms, forming a polar covalent bond. The nitrogen atom is connected to the oxygen atoms through a combination of single and double covalent bonds.
Therefore, while nitric acid contains polar covalent bonds, it does not have an ionic bond.