PH Chemistry Hot Links

Explore how neon lights work and compare neon lights to common street lights, which are usually sodium vapor lamps or mercury vapor lamps. Begin by going to How Things Work and scroll down to the question "How Do Neon Lights Work?"

Can you tell me about Bohr's Model of an atom? is a well-written monograph on the history of the Bohr Model of the atom with striking pictures of Neils Bohr, Max Planck, and Albert Einstein.

Atomic Structure and Periodicity Questions is a well-told history of the development of atomic structure broken into four segments.