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PPT
Texas Education Agency

Texas Gateway: Atoms, Elements and the Periodic Table: The Atomic Model [Pdf]

For Students 9th - 10th
A slideshow looking at the contributions of scientists over time to our understanding of atomic theory. Looks at models of the atom developed by Democritus, John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and James Chadwick, as...