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PPT
Curated OER

The Periodic Table

For Teachers 9th - 12th
A huge collection of slides introduces chemistry learners to the periodic table of elements, electron configuration, and electronegativity. It opens with the history of today's periodic table, and then details the arrangement. After...
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Worksheet
Curated OER

Periodic Trends

For Students 9th - 12th
Thorough explanations of the trends in the periodic table of elements make up the majority of this handout. Atomic and ionic size, ionization energy, electron affinity, and electronegativity are presented before giving chemistry...
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PPT
Other

University of South Carolina: Ionization Energy

For Students 9th - 10th
First slide in a thorough presentation of ionization energy from a trend to an explanation of isoelectric series. Gives you practice problems as well.
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Activity
Michael Blaber, PhD

Florida State Univ.: Periodic Properties of the Elements: Ionization Energy

For Students 9th - 10th
Exceptional article from the Florida State University that will take you from start to finish. This article will answer all your questions about ionization energy as both a concept and trend.
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Handout
Web Elements

Web Elements Periodic Table: Ionization Energy

For Students 9th - 10th
This WebElements site allows you to create a periodic table that shows the relative ionziation energies of all elements. Great visuals!!
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Handout
Web Elements

Web Elements Periodic Table: Electronegativity

For Students 9th - 10th
Chart of Pauling electronegativity values versus atomic number. Colorful, pictorial explanation of this periodic trend.
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Website
Frostburg State University

General Chemistry Online: The Periodic Table

For Teachers 9th - 10th
This is a teacher's companion guide with lesson plans for the periodic table. It includes learning objectives, lecture notes, links to related sites, answers to frequently asked questions, and a glossary of related terms.
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Whiteboard
ClassFlow

Class Flow: Periodic Table Trend

For Teachers 9th - 10th
[Free Registration/Login Required] This flipchart helps students learn about the periodic trend of Atomic Radius of Elements across a Period and down a Group.