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  1. List of Anions Table and Formulas - ThoughtCo

    Oct 3, 2024 · By convention, the cation name and formula are listed before the anion name and formula. In other words, write the cation on the left and the anion on the right.

  2. Cations and Anions: Definitions, Examples, and Differences

    Mar 3, 2020 · The chemical formula of a compound is always written with the cation first, followed by the anion. For example, Na is the cation and Cl is the anion in NaCl (table salt).

  3. Anion - Simple English Wikipedia, the free encyclopedia

    An anion has more electrons in its atomic orbitals than it has protons in its atomic nucleus. The opposite of an anion is a cation, which has a positive charge. The name "anion" comes from …

  4. Cations and Anions - Ions | ChemTalk

    An anion is an ion that has gained one or more electrons, giving a net negative charge. Because electrons are added to form an anion, the anion of an atom is bigger than the neutral atom.

  5. 3.4: Ionic Bonding: Anion Formation, Symbolism, and ...

    This particle contains two more negatively-charged electrons than positively-charged protons; therefore, it bears an overall net –2 charge. Additionally, since this ion is negatively-charged, it …

  6. What Are Anions? Definition and Common Examples

    Aug 27, 2025 · Anions are ions with a net negative electrical charge. This occurs when an atom or group of atoms gains electrons. Electrons are negatively charged subatomic particles, so …

  7. ANION Definition & Meaning - Merriam-Webster

    The meaning of ANION is the ion in an electrolyzed solution that migrates to the anode; broadly : a negatively charged ion.