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  1. 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).

  2. Ion - Wikipedia

    A cation is something that moves down (Greek: κάτω, kato, meaning "down") and an anion is something that moves up (Greek: ἄνω, ano, meaning "up"). They are so called because ions move toward the …

  3. 7.3: Cations - Chemistry LibreTexts

    Summary Cations are formed by the loss of one or two electrons from an element. Groups 1 and 2 elements form cations. Cations are named according to the pare nt element. Cation charges are …

  4. Cation vs Anion: Definition, Chart and the Periodic Table

    Jan 24, 2024 · What is a cation? A cation has more protons than electrons, consequently giving it a net positive charge. For a cation to form, one or more electrons must be lost, typically pulled away by …

  5. Cations and Anions - Ions | ChemTalk

    A cation is an ion that has lost one or more electrons, giving a net positive charge. Because one or more electrons are removed to form a cation, the cation of an atom is smaller than the neutral atom.

  6. CATION | definition in the Cambridge English Dictionary

    CATION meaning: 1. in chemistry, an ion (= type of atom) that has a positive electric charge and therefore moves…. Learn more.

  7. Anion vs Cation - Difference and Comparison | Diffen

    A cation is an atom or a molecule which is positively charged, i.e. has more number of protons than electrons. Anion originated from the Greek word ano, meaning ‘up’. The word cation originated from …

  8. CATION Definition & Meaning - Merriam-Webster

    The meaning of CATION is the ion in an electrolyzed solution that migrates to the cathode; broadly : a positively charged ion.

  9. The Difference Between a Cation and an Anion - ThoughtCo

    Aug 3, 2024 · When writing the formula of a compound, the cation is listed before the anion. For example, in NaCl, the sodium atom acts as the cation, while the chlorine atom acts as the anion.

  10. Cation - Definition, Meaning & Synonyms | Vocabulary.com

    In science, a cation is an ion, or charged particle, with a positive charge. In other words, a cation has more protons than electrons.