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Dr. Miriam Douglass
Dr. Martin McClinton
Learners examine the method used to calculate the mass percent of an element in a compound. Three examples and one problem illustrate the method.
Naming Binary Ionic Compounds Containing Variable Oxidation State Cations
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
Roman numerals are used to identify the charges on metal cations having multiple oxidation states. Five examples are provided for practice.
The Structure of an Atom
By Jill Larson
Students examine atomic structure and the octet rule.
Balancing Oxidation-Reduction Equations
In this animated activity, learners examine the terms "half-reaction," "oxidizing agent," and "reducing agent" and follow five interactive examples to balance equations for oxidation-reduction reactions. Three problems are provided as a self-check.
The Solid State
In this well-illustrated object, learners examine the structures and properties of the four types of solids: molecular, metallic, ionic, and covalent network. Five interactive questions are provided.
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