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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. 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 …

  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 …

  4. Cation - Simple English Wikipedia, the free encyclopedia

    A cation is a type of ion that has a positive electric charge. [1] This means it has fewer electrons than protons. The opposite of a cation is an anion, which has a negative charge. Cations can …

  5. 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.

  6. 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 …

  7. 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.

  8. 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.

  9. Roman numeral notation indicates charge of ion when element commonly forms more than one ion. For example, iron(II) has a 2+ charge; iron(III) a 3+ charge.

  10. Cation Definition - Intro to Chemistry Key Term | Fiveable

    A cation is a positively charged ion that results from the loss of one or more electrons by an atom or molecule. Cations are an essential concept in understanding chemical nomenclature and …