About 1,780,000 results
Open links in new tab
  1. 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 …

  2. 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.

  3. What Is an Anion in Chemistry? - ScienceInsights

    Nov 10, 2025 · Chemistry involves the transfer and sharing of electrons. An atom or a molecule that acquires an electrical charge by gaining or losing electrons is called an ion. An anion is an …

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

    Mar 3, 2020 · Cations and anions are the two types of ions. Ions have an imbalance of electrical charge, meaning they contain different numbers of protons and electrons. Cation have a …

  5. Anions: Negative Ions Explained | Chemistry Learning

    An anion (pronounced AN-eye-on) is a negatively charged ion. But what does that mean? Let's break it down: • Ions are atoms or molecules that have gained or lost electrons • Anions have …

  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. 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 …