Atomic Theory and Structure

Atomic Theory II (previous version): Ions, Isotopes, and Electron Shells

by Anthony Carpi, Ph.D.

Further Exploration

Atoms & Ions

F. Senese, Frostburg State U. - From General Chemistry Online, elements, from Dalton to Rutherford - notes on atomic theory.


Niels Bohr

Niels Bohr


The theory of spectra and atomic constitutions by Niels Bohr (1922)

News & Events

Isotope Analysis for Tracking Butterflies

The Why Files, U. Wisconsin

Crusin' on Ions

Space Daily


Google Scholar

Google - Research database allows searching of the scholarly literature.

Next Generation Science Standards (NGSS)

Next Generation Science Standards: For States, By States

National Academies Press: A Framework for K-12 Science Education