'Several atoms' presentation slideshows

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Ions

Ions. Ions : A charged particle formed when a neutral atom or group of atoms gain or lose one or more electrons. Example Na ? Na + + e - F + e - ? F -. Cations. Mg ? Mg 2+ + 2e - Al ? Al 3+ + 3e - Cation: A positively-charged ion. One or more electrons are lost from a neutral atom

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H H

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Ions and Ionic Compounds

Ions and Ionic Compounds. Ionic Bonding and Salts. Key Terms: Salt Lattice Energy Crystal Lattice Unit Cell. Ionic Bonding. Opposites attract, so cations and anions should attract. This is exactly what happens when an ionic bond is formed.

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