+The **Hydrogen Atom** is the simplest [atom](/wiki/atom), comprising a single [proton](/wiki/proton) and one orbiting electron. It is the most abundant element in the universe, serving as a fundamental building block for stars and water.
+## See also
+- [Quantum Mechanics](/wiki/quantum_mechanics)
+- [Isotopes](/wiki/isotopes)
+- [Atomic Structure](/wiki/atomic_structure)
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