Heptazine
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What links here
Hund's rules
Spin–orbit interaction
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Term symbol
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Rock magnetism
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Van Arkel–Ketelaar triangle
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List of eponymous laws
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Hund's rule of maximum multiplicity
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List of scientific laws named after people
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Leipzig University
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Friedrich Hund
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Karlsruhe
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Electron configuration
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Ferromagnetism
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Atomic orbital
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