The uncertainty principle, also known as Heisenberg's uncertainty principle, is a fundamental principle in quantum mechanics that describes a fundamental limit to the precision with which certain pairs of physical properties of a particle, such as position and momentum, can be simultaneously known.
The uncertainty principle applies to all particles, including atoms and ions. It is not specific to any particular type of particle but rather is a fundamental principle that governs the behavior of particles on a quantum scale.
The uncertainty principle arises due to the wave-particle duality of quantum mechanics. According to this principle, it is impossible to simultaneously measure the exact position and momentum of a particle with arbitrary precision. The more precisely one tries to measure the position of a particle, the less precisely its momentum can be known, and vice versa.
Therefore, the uncertainty principle applies to all particles, whether they are atoms, ions, or subatomic particles. It is a fundamental aspect of the quantum nature of the universe.