character: Ms. Emily Johnson
topic: Exploring the Trends in the Periodic Table
grade: 9
subject: Chemistry
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character: Mr. David Smith
topic: Understanding Atomic Structure and Periodicity
grade: 9
subject: Chemistry
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character: Ms. Jennifer Lee
topic: Periodic Trends: Reactivity and Electronegativity
grade: 9
subject: Chemistry
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character: Dr. Sarah Patel
topic: Trends in Ionization Energy across the Periodic Table
grade: 9
subject: Chemistry
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