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Chem 2/6/26
6.1 Vocab
| Question | Answer |
|---|---|
| chemical bond | the force that holds 2 atoms together |
| cation | positively charged ion |
| anion | negatively charged ion |
| ionic compounds | compounds that contain ionic bonds |
| ionic bond | the electrostatic force that holds oppositely charged particles together in an ionic compound |
| crystal latttice | the strong attractions among the positive ions and negative ions in an ionic compound result in the formation of a crystal lattice |
| electrolyte | an ionic compound whose aqueous solution conducts an electric current |
| lattice energy | the energy required to separate 1 mol of the ions of ionic compound |
| formula unit | the chemical formula for an ionic compound |
| monatomic ion | a one-atom ion |
| polyatomic ions | ions made up of more than one atom |
| oxyanion | polyatomic ion composed of an element, usually a nonmetal, bonded to one or more oxygen atoms |
| electron sea model | proposes that all the metal atoms in a metallic solid contribute their valence electrons to form a "sea" of electrons that surrounds the metal cations in the lattice |
| delocalized electrons | electrons that are free to move |
| metallic bond | the attraction of a metallic cation for delocalized electrons |
| alloy | a mixture of elements that has metallic properties |