This is a picture of the periodic table of chemical elements, an important set of information for anyone learning about chemistry. Elements such as hydrogen, carbon, oxygen, sodium, iron and gold are listed using their chemical symbols...

A site containing a good deal of elemental information. Information on each element includes atomic number, atomic mass, melting point, boiling point, density, isotopes and more.

Learners build atoms of elements 1-20. The entire set can be hung from the ceiling in order of the Periodic Table to be referred to throughout the Chemistry class/unit. This is helpful when teaching bonding and patterns of the Periodic...

Information about the synthetic, radioactive element, Mendelevium, atomic number 101. Covers its discovery, physical and atomic properties, and details about permissible exposure.

Information about the element, Nitrogen, atomic number 14. Covers common chemical transformations, its physical properties, atomic properties, how abundant it is on the Earth, and details about health-related regulations. Also discusses...

Information about the metallic element, Molybdenum, atomic number 42. It is unique in having an extremely high melting point. Covers its discovery, its biological importance, its physical and atomic properties, how abundant it is on the...

Information about the element, Manganese, atomic number 25. Covers physical properties, atomic properties, how abundant it is on the Earth, details about health-related regulations, and its importance to human health. Also discusses...

Students observe and perform experiments with sodium, potassium, calcium, magnesium, sulfur ,and phosphorus. The discover trends down groups, across periods, and having to do with the pH of metal oxides vs. nonmetal oxides.

Brief summary of uses and lack of uses for this element.

This unit covers introductory concepts of mixtures and solutions. Students think about how mixtures and solutions, and atoms and molecules can influence new technologies developed by engineers. The first lesson explores the fundamentals...

[Free Registration/Login may be required to access all resource tools.] Group 18 elements and their properties.

Nice summary of the basic facts known about berkelium. Easy to follow.

Very nice site with some of the most current information available on californium. Very well organized and easy to follow.

A concise description of ionization energy, and a line graph that plots the ionization energies of the first 88 elements vs. the atomic numbers.