Presents the basic concepts of chemistry and explains complex theories before offering a separate article on each of the building blocks that make up the universe.
Presents an introduction to elements known as metalloids, explaining how they display similar characteristics but are not metals, including arsenic, boron, and others.
Presents an introduction to the elements known as metals, providing information on the properties and uses of aluminum, indium, tin, lead and other metals of the periodic table.
Presents an introduction to the elements known as metals, providing information on the properties and uses of transition metals--with high melting points and magnetic properties--and go inside a U.S. Navy aircraft to learn more.
Presents an introduction to elements known as alkaline-earth metals, found in the second group of the periodic table, and explaining their properties and uses and why they react with water so easily.
Presents an introduction to elements known as alkali metals, explaining why they are soft and have low melting points and densities compared to other metals but are powerful in other ways and includes a segment on fireworks illustrating their explosive traits.
Explains the historical development of the periodic table, explains why elements are given specific positions on the table, and includes a tour of the table, illustrating the similarities of blocks of elements.
