A molecule is a group of two or more atoms joined by chemical bonds. In some contexts, molecules may include ions meeting this definition. Quantum physics, organic chemistry, and biochemistry often use "molecule" to refer to polyatomic ions as well.
A molecule is a group of two or more atoms joined by chemical bonds. In some contexts, molecules may include ions meeting this definition. Quantum physics, organic chemistry, and biochemistry often use "molecule" to refer to polyatomic ions as well.