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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 neutral atom.

  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. Positive and Negative Ions: Cations and Anions - dummies

    Jul 23, 2021 · Cations (positively-charged ions) and anions (negatively-charged ions) are formed when a metal loses electrons, and a nonmetal gains those electrons. The electrostatic attraction between the …

  5. Cation - Simple English Wikipedia, the free encyclopedia

    Cation 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 have …

  6. 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 …

  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. 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 the periodic …

  10. Cation Definition and Examples - ThoughtCo

    May 5, 2019 · Cation definition, as used in chemistry, chemical engineering, and physics, along with examples.