A chemistry tutorial highlighting historical development of the atomic theory of matter and the periodic table of elements.

As part of the Virtual Textbook, this site examines all things related to Atomic Theory including information on atoms, molecules, formulas, equations, nomenclature, and more.

The modern atomic theory chapter from "An Introduction to Chemistry", describes electrons, electron orbitals, and how to draw orbital diagrams. Many pictures and examples help to explain the information. Also find a detailed chapter...

Covering a range of topics related to the quantum theory of the atom, this site provides a three-part dissection of atomic theory including information on particles, waves, light, electrons, and atoms.

This power point highlights the main ideas about modern atomic theory from the online textbook "An Introduction to Chemistry". Step by step instructions are given to write electron configurations and draw orbital diagrams. Also includes...

This study guide provides an overview of the modern atomic theory chapter from "An Introduction to Chemistry. Find chapter goals, map, checklist, web resources and the answer key to the chapter review.

A college textbook section that explores the kinetic theory. Learn how the kinetic theory relates to ideal gas law and thermal energy. Section includes problems and questions for the students to answer to ensure understanding. Book can...

As part of the General Chemistry Virtual Textbook, this site examines a list of related topics (in hyperlink format) on the atom and the Periodic Table of elements. Topics from light, particles, and waves to the Bohr model, quantum...

Detailed article on Lucretius, who believed that the soul is not a distinct, immaterial entity but a chance combination of atoms that does not survive the body.

Using diagrams, illustrated examples, and student practice this chemistry class tutorial explains quantum numbers.

Acting as part of an overview on quantum theory, this section of the site answers the question, "How did Bohr's theory save the planetary model, for a while?" A section below also discusses the primary problems with Bohr's theory.

This site from the Le Moyne University provides excerpts from Dalton's "A New System of Chemical Philosophy" published in 1808. Includes Dalton's table of atomic weights and and scanned atomic symbols.

Gives a brief introduction to Bose-Einstein Condensation (BEC) and how it was demonstrated at a laboratory at the NIST.

Acting as part of an overview on quantum theory, this section of the site deals with electrons and orbitals. In addition to explain what an orbital is, the site explains the movement of the electron in relation to the nucleus.

Acting as part of an overview on quantum theory, this section of the site deals with questions related to electrons, such as "If the electron cannot be localized, can it be moving?" and "Why does the electron not fall into the nucleus?"

Acting as part of an overview on quantum theory, this section of the site answers the question, what is a wave? In addition to a definition, several examples and formulas are provided.