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Sep 4, 2019 · Ion Definition in Chemistry. Dorling Kindersley / Getty Images. By. Anne Marie Helmenstine, Ph.D. Updated on September 04, 2019. An ion is defined as an atom or molecule that has gained or lost one or more of its valence electrons, giving it a net positive or negative electrical charge.
The meaning of ION is an atom or group of atoms that carries a positive or negative electric charge as a result of having lost or gained one or more electrons. How to use ion in a sentence.
Aug 13, 2022 · 3.2: Ions. Page ID. Anonymous. LibreTexts. Learning Objectives. Define the two types of ions. Use Lewis diagrams to illustrate ion formation. Most atoms do not have eight electrons in their valence electron shell.
Jul 21, 2022 · An atom that picks up a charge by gaining or losing electrons is called an ion. In this section we will focus on monatomic ions : ions formed from a single atom. Later in this chapter we will look at a second type of ion called a polyatomic ion ; these form when a group of bonded atoms collectively gain a charge.
LibreTexts. Learning Objectives. Know how ions form. Learn the characteristic charges that ions have. Construct a proper formula for an ionic compound. Generate a proper name for an ionic compound. So far, we have discussed elements and compounds that are electrically neutral.
1. / ˈaɪən; -ɒn / noun. an electrically charged atom or group of atoms formed by the loss or gain of one or more electrons See also cation anion. -ion. 2. suffix forming nouns. indicating an action, process, or state Compare -ation -tion. objection. creation. ion. / ī ′ ən,ī ′ ŏn′ / An atom or a group of atoms that has an electric charge.
Nov 20, 2021 · An ion is an atom or molecule with a net electrical charge. In chemistry, this involves the gain or loss of electrons. In chemistry, the definition of an ion is an electrically charged atom or molecule. This means the atom or molecule has an unequal number of protons and electrons.
