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Ions and Bonding
Ions and Ionic Bonding
| Term | Definition |
|---|---|
| ion | an atom or group of atoms that has become electrically charged |
| polyatomic ion | an ion that is made of more than one atom |
| ionic bond | the attraction between oppositely charged ions |
| ionic compound | a compound that consists of positive and negative ions |
| chemical formula | a combination of symbols that represents the elements in a compound |
| subscript | a number in a chemical formula that tells the number of atoms in a molecule or the ratio of elements in a compound |
| crystal | a orderly, three-dimensional pattern of ions or atoms as a solid |
| octet | a rule that makes an atom stable (eight valence electrons) |
| anion | a, negative, ion |
| cation | cats have paws so they are pawsitive (positive ion) |