character: Professor Atom
topic: Elements and their Properties
grade: 12
subject: Chemistry
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character: Dr. Molecule
topic: Chemical Bonding and Interactions
grade: 12
subject: Chemistry
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character: Captain Periodic
topic: Periodic Table and Element Families
grade: 12
subject: Chemistry
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character: Lady Electronegativity
topic: Trends of Electronegativity and Reactivity
grade: 12
subject: Chemistry
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