What is an anion?

A negatively charged ion.

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  1. A positively charged ion
  2. A negatively charged ion ✔
  3. A type of bond

Why: When an atom gains an electron and has more electrons than protons, it becomes a negatively charged anion.

Huh, didn't know that: When an atom gains an electron and has more electrons than protons, it becomes a negatively charged anion.

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Anions are negative but still fun!
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References

Answer: A negatively charged ion. When an atom gains an electron and has more electrons than protons, it becomes a negatively charged anion.

  1. Chemistry en.wikipedia.org/wiki/Chemistry
    When an atom gains an electron and thus has more electrons than protons, the atom is a negatively charged ion or anion.
    Checked 2026-11-07.

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