molecule

molecule mŏlˈəkyo͞ol [key] [New Lat.,=little mass], smallest particle of a compound that has all the chemical properties of that compound. A single atom is usually not referred to as a molecule, and ionic compounds such as common salt are not made up of molecules. Unlike ions, molecules carry no electrical charge.

Sections in this article:

• Introduction
• Cannizaro's Compromise
• Avogadro's Hypothesis
• Dalton's Theory
• Evolution of Molecular Theory
• Nature of Molecules

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