The Bohr radius ( a 0 {\displaystyle a_{0}} ) is a physical constant, approximately equal to the most probable distance between the nucleus and the electron in a hydrogen atom in its ground state. It is named after Niels Bohr, due to its role in the Bohr model of an atom.
The Bohr radius ( a 0 {\displaystyle a_{0}} ) is a physical constant, approximately equal to the most probable distance between the nucleus and the electron in a hydrogen atom in its ground state. It is named after Niels Bohr, due to its role in the Bohr model of an atom.
Source: Wikipedia "Bohr radius" · CC BY-SA 4.0
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