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Ionic/Metallic Bonds
| Question | Answer |
|---|---|
| Compounds composed of cations and anions | ionic compounds |
| attraction of free-floating valence electrons for positively charged metal ions | metallic bonds |
| lowest whole-number ratio of ions in an ionic compound | formula unit |
| the electrostatic attraction that binds oppositely charged ions together | ionic bond |
| the number of ions of opposite charge that surround the ion in a crystal | coordination number |
| negatively charged ions | anions |
| shows the kinds and numbers of atoms in the smallest representative unit of a substance | chemical formula |
| diagram that shows valence electrons as dots | electron dot structure |
| a negative ion formed when a halogen atom gains an electron | halide ion |
| In forming compounds, atoms tend to react so as to acquire the stable electron configuration of a noble gas | octet rule |
| electrons in the highest energy level of an element's atoms | valence electrons |
| a mixture of two or more elements, at least one of which is a metal | alloy |
| positively charged ions | cations |
| Number of valence electrons for Ga | 3 |
| maximum number of electrons that can be gained or lost | 3 |
| Number of valence electrons for Se | 6 |
| Number of valence electrons for Br | 7 |
| Number of valence electrons for Fr | 1 |
| When boron loses 3 electrons it forms a | cation |
| When Iodine gains 1 electron it forms an | anion |
| Will phosphorus gain or lose electrons? | gain |
| Will strontium gain or lose electrons? | lose |
| Charge of Cs ion? | 1+ |
| Name for phosphorus ion | phosphide |
| Will oxygen and neon form an ionic compound? | No |
| Will potassium and barium form an ionic compound? | No |
| Will nitrogen and chlorine form an ionic compound? | NO |