Molecule   A particle formed by the chemical bonding of two or more atoms. The molecule is the smallest particle of a chemical compound that retains the chemical properties of the compound.

Used in the following modules: Absorption, Distribution and Storage of Chemicals, Acids and Bases, Carbohydrates, Cells, Chemical Bonding, Chemical Equations, DNA I, DNA II, Earth's Atmosphere, Fats and Proteins, Matter: States of Matter, Minerals I, Nuclear Chemistry, Organic Chemistry, Research Methods: Description, Research Methods: Modeling, Scientists and the Scientific Community, The Carbon Cycle, The Metric System, The Mole, The Nitrogen Cycle, Water