Covering a range of eight topics related to chemistry, this resource provides a wealth of information complete with pictures, charts, graphs, and examples. Includes information on elements, compounds, atoms, molecules, structures,...

When two or more atoms combine they give rise to a molecule. A molecule can be made up of many atoms of the same element. There are 112 elements known to man, so can you imagine the different permutations and combinations of molecules...

In this activity, students construct models of molecules using marshmallows and gum drops.

In this online biology textbook, learn about atoms and molecules as they relate to life. Find out about topics such as electrons and energy, chemical bonding, and chemical reactions.

Chemical composition is a section of a larger overview on Chemistry, covering a variety of aspects. This section focuses on elements, atoms, compounds, and structure. Examples, formulas, and pictures are provided.

Atoms are very, very small. Atoms are so small that it is often said that there are as many atoms in a single grain of sand as there are grains of sand on all of the world's beaches - certainly a difficult thing to prove, but you get the...

Study chemical bonding in chemistry including atoms, valence electrons, ionic and covalent bonding, and how molecules are formed on this site!