atom

[noun]

The smallest unit of an element that retains the chemical properties of the element. Atoms can exist alone or in combinations with other atoms forming molecules.

Appears in modules:

• Atomic Theory I

• Atomic Theory III

• Atomic Theory IV

• Biodiversity I

• Carbon Chemistry

• Chemical Bonding

• Chemical Equations

• Chemical Reactions

• Composition of Earth's Atmosphere

• Creativity in Science

• Defining Minerals

• Density

• Diffusion I

• DNA I

• DNA II

• Early Ideas about Matter

• Energy

• Energy Metabolism I

• Energy Metabolism II

• Fats and Proteins

• France Anne-Dominic Córdova

• Franklin Chang Díaz

• History of Earth's Atmosphere I

• History of Earth's Atmosphere II

• Lipids

• Luis Walter Alvarez

• Mario Molina

• Membranes I

• Meselson and Stahl

• Modeling in Scientific Research

• Nuclear Chemistry

• Origins of Life I

• Origins of Life II

• Photosynthesis I

• Properties of Gases

• Properties of Liquids

• Properties of Solids

• Scientific Ethics

• Scientific Notation and Order of Magnitude

• Solutions, Solubility, and Colligative Properties

• States of Matter

• Substances

• The Nitrogen Cycle

• The Phosphorus Cycle

• The Silicate Minerals

• Thermodynamics I

• Uncertainty, Error, and Confidence

• Using Graphs and Visual Data in Science

• Water