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Praseodymium · chemical symbol

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Praseodymium has 59 protons in every atomic nucleus. Changing that number would make a different element. Source: Praseodymium ↗

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  1. 60Neodymium · chemical symbolRECALL
    Nd

    Atomic number 60

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  2. 61Promethium · chemical symbolRECALL
    Pm

    Atomic number 61

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  3. 62Samarium · chemical symbolRECALL
    Sm

    Atomic number 62

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