Definition: The portion of the emission spectrum of hydrogen that represents electron transitions from energy levels n > 2 to n = 2. These are four lines in the visible spectrum.

Related Resources:

Periodic Table from your About Guide
This in an interactive periodic table of the elements.

Home Experiments
Find chemistry experiments you can do at home.

Chemistry Dictionaries
Choose from among many chemistry dictionaries available on the web.

Chemistry 101
Get basic chemistry information and study tips.

<Back to Last Page>     <Full Glossary>