CK-12 Foundation
Ck 12: Modern Atomic Theory
[Free Registration/Login may be required to access all resource tools.] Rutherford's model of the atom was better than earlier models. But it wasn't the last word. Danish physicist Niels Bohr created a more accurate and useful model....
Upper Canada District School Board
Tom Stretton's Chemistry Pages: Atomic Theory Modern Ideas
This online slide show helps students understand modern scientific thinking which has shaped modern atomic theory.
Upper Canada District School Board
Tom Stretton's Chemistry Pages: Atomic Theory Early Ideas
This online slide show helps students understand the early historical thinking that contributed to modern atomic theory.
![Chemtopics: Development of Modern Atomic Theory [Pdf] Handout](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Chemtopics: Development of Modern Atomic Theory [Pdf] Handout")
Other
Chemtopics: Development of Modern Atomic Theory [Pdf]
A summary of the achievements of J. J. Thomson, Ernest Rutherford, Niels Bohr, and Erwin Schrodinger.
Texas Education Agency
Texas Gateway: Atoms, Elements and the Periodic Table: The Atomic Model [Pdf]
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...
Tom Richey
Slide Share: Atomic Models: Everything You Need to Know
A detailed slideshow for Grade 8 students that looks at the history of our understanding of atoms. Looks at the ideas presented by Democritus, John Dalton, J.J. Thomson, Ernest Rutherford, and Niels Bohr, and the modern-day wave model. A...
Boise State University
Boise State University: Atoms: A Virtual Field Trip Through Time and Space
Learn about the models of the atom that have been proposed throughout history. Presents Democritus, John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and the modern theory of the atom. Sections are accompanied by journal...
Physics4kids
Physics4 Kids: Modern Physics: Looking Into Atoms
Get an inside look the subatomic particles of atoms.
National Institute of Standards and Technology (NIST)
Nist: Bose Einstein Condensation in Dilute Atomic Vapor
Gives a brief introduction to Bose-Einstein Condensation (BEC) and how it was demonstrated at a laboratory at the NIST.
Other
Indiana University Northwest: The Aufbau Principle
The Aufbau Principle defined. Site contains charts, graphs, and examples to help in your learning of the Principle and its many purposes.