Curated OER
Essential Elements
A color-coded periodic table identifies organic elements, major minerals, and trace elements. Oxidation states are highlighted and types of chemical bonding are annotated. The electron energy level chart is explained. Though not all of...
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Writing Formulas by Crossing Over
In this formulas learning exercise, students use the cross-over rule to determine the formula for compounds of the elements and polyatomic ions given. Students complete 15 problems.
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Periodic Table of Elements on Mars
In this periodic table of elements activity, students are given clues and descriptions for elements in order to determine where they belong in the "Martian Periodic Table". They place the elements in the proper place in the given...
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Naming Acids
In this naming acids worksheet, students are given a chart with polyatomic ions and acid names with oxidation states, prefixes and suffixes. They use the chart to help name the eighteen given acids.
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Determining the Charge on a Metal Ion
For this metal ion worksheet, students follow the steps to determine the oxidation states of the metals in each of the given compounds. Students complete 10 problems.
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Using the Stock System
In this compounds worksheet, students learn the rules for naming compounds, the stock system. Students apply these rules by writing the names or formulas for the 20 given compounds.
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Naming Binary Covalent Compounds
In this compounds worksheet, students read how to name binary covalent compounds and then practice by naming 10 binary covalent compounds.