Chemistry 1 Project Timeline
Обновлено 5 сен 2018
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Created byMICHAEL EDWARDS
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John Dalton proposed the first modern atomic theoryJ.J. Thomson discovers the electronErnest Rutherford discovers the nucleusNiels Bohr suggests that electrons are arranged in distinct orbitals around the nucleusWerner Heisenberg determines that electrons do not follow simple circular orbits. Instead, electrons move more like waves than particles, and it is impossible to fix their location at any timeJames Chadwick discovers the neutronDemocritus theorized atomsHennig Brand discovers the element phosphorousHenry G.J. Moseley orders the elements based on the atomic number instead of atomic massEdwin Mattison Macmillan and P.H. Abelam discover the element Neptunium, the first transuranium elementGlenn Theodore Seaborg wins Nobel Prize for the discovery of plutonium and nine other elements
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