character: Dr. Sarah Johnson
topic: Exploring the Behavior of Transition Metals in Chemical Reactions
grade: 9
subject: Chemistry
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character: Mr. John Smith
topic: The Role of Transition Metals in Catalysis
grade: 9
subject: Chemistry
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character: Dr. Emily Davis
topic: The Impact of Transition Metals on Color Changes in Reactions
grade: 9
subject: Chemistry
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character: Ms. Anna Brown
topic: D-block Elements: Properties and Applications in Chemistry
grade: 9
subject: Chemistry
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