GENERAL CHEMISTRY

Chapter 2 -- Key Concepts

• Describe Dalton's atomic theory.

• Identify atomic particles and their properties.

• Determine the number of protons, neutrons and electrons in any element or ion (and vice-versa).

• Understand isotopes.

• Describe the arrangement of the periodic table

• Understand the catagories of elements: metals, nonmetals and metalloids.

• Describe molecules and ions.

• Use and understand empirical and molecular formulas.

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