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Worksheet
Curated OER

Bonding Basics - Ionic Bonds

For Students 10th - 11th
For this chemistry worksheet, students complete the chart for each of the listed elements, including the number of protons, electrons, and valence electrons. Then they complete each of the ionic bonds that follows.
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Worksheet
Curated OER

Chapter 7 Vocabulary

For Students 7th - 9th
In this online vocabulary worksheet, students match 14 definitions to the correct vocabulary term. Students may click the solution button to check answers.
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Worksheet
Curated OER

Oxidation Numbers

For Students 10th - Higher Ed
In this oxidation numbers instructional activity, students determine the oxidation number for given elements and draw Lewis Dot Diagrams. This instructional activity has 6 fill in the blank and 11 short answer questions.
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Worksheet
Curated OER

Metals and Nonmetals

For Students 10th - 12th
In this elements learning exercise, students determine if the given elements are metals or nonmetals. Students give the valence electrons for other elements. This learning exercise has 10 fill in the blank questions.
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Worksheet
Curated OER

A Guided Tour of the Periodic Table

For Students 9th - 12th
In this periodic table instructional activity, students write the chemical symbols for the given elements, compare atomic number and mass number, and describe the importance of valence electrons in the organization of the periodic table....
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Organizer
Curated OER

Creating Bonds

For Students 10th - 12th
In this creating bonds instructional activity, students create 2-D and 3-D models of the molecular formula provided. Students complete a chart of information about the molecular formula given.