What are atoms of the same element with different mass numbers called?

Isotopes.

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  1. Isotopes ✔
  2. Ions
  3. Molecules

Why: Isotopes are atoms of an element with different mass numbers.

Huh, didn't know that: Isotopes are atoms of an element with different mass numbers.

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Isotopes are mass twins!
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References

Answer: Isotopes. Isotopes are atoms of an element with different mass numbers.

  1. Chemistry en.wikipedia.org/wiki/Chemistry
    atoms of an element which have different mass numbers are known as isotopes
    Checked 2026-11-07.

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