Useful Links

Periodic Tables

• WebElements - provides detailed information on each element.
• Chemical Elements.com - interactive periodic table created especially for K-12 students.
• Element Tables - information on the elements viewable in periodic table form or listed by name,
  symbol, or atomic number.
• Interactive Periodic Table of the Elements - scroll over an element to display
  its properties. Uses Javascript.
• Kostas' Periodic Table of the Elements - offers general elements information, data, nuclides,
  molecular mass calculator, and a printable version with custom properties.
• Los Alamos Laboratory's Periodic Table of the Elements - with history, properties, and uses
  for each element.
• Modeling the Periodic Table - interactive simulation with which you can create your own.
  model of the Periodic Table. Includes a teacher's guide.
• Periodic Spiral - interactive table of elements laid out in a spiral pattern which integrates the
  lanthanides and actinides, and helps show the relationship of hydrogen.
• Periodic Table of Comic Books - click on an element in this table and see full, referenced
  comic book pages and covers involving that element. See how comic
  book heroes have been influenced by chemistry.
• Periodic Table of Isotopes - a listing of all the known isotopes for each element.
• Periodic Table of Poetry, The - chemistry and poetry together as never before. Click on an
  element for a related poem, or submit your own poem for unclaimed elements.
• Periodic Table of the Elements - basic display with clickable properties.
• Periodic-table.com - displays basic properties.
• Pictorial Periodic Table - searchable by text or property; includes pictures of elements, a
  brief history of the periodic table, and links.
• Visual Elements - provides a visual interpretation of the table of elements; the graphics
  load slowly.
• Yogi's Behemoth Periodic Table of Elements - another well done periodic table

The Metric System

• U.S. Metric Association - an association that advocates use of the metric system and contains
  additional links to sites on the metric system.
• The Metric System - describes various aspects of the metric system of measurement.
• NIST Description of Measurement Describes metric system, measurement and uncertainty in measurement.
• The Metric System - a somewhat irreverant look at the the English versus Metric systems
  of measurement

Density

• Computing Density A tutorial and practice problems on density.
• Density Conversions A site that allows to convert density from one measurement system to another.

History of Chemistry

• Alchemy A site describing alchemy, the pseudoscience that predated chemistry.
• History of Chemistry A site with links to biographies of famous chemists.
• History of Chemistry Another site of biographies but sorted by topics in chemistry.
• Selected Classic Papers A site which contains links to many of the oringinal research papers describing major concepts in chemistry.
• Nobel Laureates in Chemistry A site which contains links to descriptions of winners of the Nobel prize in chemistry over the last 100 years.
• Chemical Heritage Foundation A site devoted to describing the history of chemistry.

Naming Chemical Compounds

• Chemical Nomenclature A tutorial and practice problems on naming chemical compounds.
• Nomenclature A tutorial from Purdue University's Department of Chemistry on naming compounds.
• Naming Compounds Gives a concise outline for naming compounds.

Balancing Chemical Equations

• A Tutorial on Balancing Chemical Equations - provides
  a step by step tutorial on how to balance chemical equations.
• Balancing Chemical Equations - description of how to balance several types of chemical equations.
• Balancing TutorialAnother turorial on balancing chemical equations.
• Chemical Equations - a description of chemical equations and how to balance them.