character: Glenn T. Seaborg
topic: Contributions to the Periodic Table
grade: 11
subject: Chemistry
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character: Dmitri Mendeleev
topic: Development of the Periodic Table
grade: 11
subject: Chemistry
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character: Marie Curie
topic: Research in Radioactivity
grade: 11
subject: Chemistry
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character: John Dalton
topic: Atomic Theory and its Relevance to the Periodic Table
grade: 11
subject: Chemistry
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