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Dr. Miriam Douglass
Dr. Martin McClinton
The definition of an isotope is illustrated using the three isotopes of carbon. The three isotopes of hydrogen are discussed as exceptions.
Types of Elements in the Periodic Table and Their Properties
By Debbie McClinton, Dr. Miriam Douglass, Dr. Martin McClinton
Students review the positions of metals, metalloids, and nonmetals in the Periodic Table and the general characteristics of each. A quiz completes the object.
Learners read the definition of atomic weight and obtain the weights of elements by viewing the Periodic Table and charts that list atomic weights by name or symbol.
Reading a Triple Beam Balance
By Jill Crowder
Students identify the parts of a triple beam balance and practice measuring the mass of objects.
Identifying Compounds and Ions
By Jill Larson
Learners complete an exercise to match chemical formulas with the names of binary compounds, tertiary compounds, and ions.
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