Review of the history on atomic structures Dalton:atomic theory (1803) 。 Thomson:“watermelon”nodel (1904) Rutherford:“core”nodel (1911) Bohr:“electron layered disposition” (1913) Quantum mechanics theory:(1926) Review of the history on atomic structures Dalton: atomic theory (1803) Thomson: “watermelon” model (1904) Rutherford: “core” model (1911) Bohr: “electron layered disposition” (1913) Quantum mechanics theory: (1926)