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Lauren Reynolds
Chapter 6 Vocab
Term | Definition |
---|---|
Electron Dot Diagram | A model of an atom in which each do represents a valence electron. |
Ion | An atom that has a net positive or negative electric charge. |
Anion | An ion with a negative charge. |
Cation | An ion with a positive charge. |
Chemical Bond | The force that holds atoms or ions together as a unit. |
Ionic Bond | The force that holds cations and anions together. |
Chemical Formula | A notation that shows what elements a compound contains and the ratio of the atoms or ions of these elements in the compound. |
Crystals | Solids whose particles are arranged in a lattice structure. |
Covalent Bond | A chemical bond in which two atoms share a pair of valence electrons. |
Molecule | A neutral group of atoms that are joined together by one or more covalent bonds. |
Polar Covalent Bond | A covalent bond in which electrons are not shared equally . |
Polyatomic Ion | A covalently bonded group of atoms that has a positive or negative charge and acts as a unit. |
Metallic Bond | The attraction between a metal cation and the shared electrons that surround it. |
Alloy | A mixture of two or more elements, at least one of which is metal. |