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This chemical element has the symbol I.

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Your new ahaIodine

Iodine has 53 protons in every atomic nucleus. Changing that number would make a different element. Source: Iodine ↗

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  1. 54This chemical element has the symbol Xe.RECALL
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    Atomic number 54

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    Atomic number 55

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  3. 56This chemical element has the symbol Ba.RECALL
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    Atomic number 56

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