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ScienceOne small ahaElement

This chemical element has atomic number 1.

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Your new ahaHydrogen

Hydrogen has 1 proton in every atomic nucleus. Changing that number would make a different element. Source: Hydrogen ↗

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More from Atomic Numbers and Elements

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  1. 02This chemical element has atomic number 2.RECALL
    Helium

    Symbol He

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  2. 03This chemical element has atomic number 3.RECALL
    Lithium

    Symbol Li

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  3. 04This chemical element has atomic number 4.RECALL
    Beryllium

    Symbol Be

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