Theories · theory

Bohr Model of the Atom

Superseded · 1913

Status
Superseded
Year
1913

Summary

Electrons in fixed orbits, jumping between them and emitting a photon for the difference. It got hydrogen's spectrum exactly right and every other atom wrong, which was the clue that something deeper was needed.

Timeline

Equations

Proponent

Referenced by

equation
event
researcher

Open on the Theories shelf — the interactive card, the filters, and everything alongside it.

From the Theories database in Notion, last edited 2026-08-15. This page is the row, rendered by the build; nothing on it is written by hand.