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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. 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 …

  3. 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 …

  4. 7.3: Cations - Chemistry LibreTexts

    Some elements lose one or more electrons in forming ions. These ions are known as " cations " because they are positively charged and migrate toward the negative electrode (cathode) in an …

  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. 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.

  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 | chemistry | Britannica

    Cation, atom or group of atoms that bears a positive electric charge. See.

  9. Ionic Compounds | manoa.hawaii.edu/ExploringOurFluidEarth

    A positive ion or cation is an atom that has lost electrons. Nonmetals tend to gain electrons and become anions. For example, in Fig. 2.22 A, a neutral oxygen atom (O), with eight protons and eight …

  10. Cations and anions introduction: - BYJU'S

    The two most frequent resins used in the ion-exchange process are anion and cation resins. Negatively charged ions are attracted to anion resins, while positively charged ions are attracted to cation resins.