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Types of Solids
| Question | Answer |
|---|---|
| What are the four types of solids? | covalent molecular, ionic, covalent network, metallic |
| Covalent molecular includes... | covalent molecules/compounds and noble gases |
| Ionic includes... | metal and nonmetal compounds |
| Covalent network includes... | covalent compounds that form large networks |
| Metallic includes... | metal elements |
| Which type has the lowest melting and boiling points of all solids? | covalent molecular |
| What are the molecules in CM held together by? | IMF's |
| What is the strength of LDF's based upon? | the number of electrons |
| What is the strength of DD based upon? | polarity |
| Which type forms "crystal lattice" structures? | ionic |
| What form does ionic NOT conduct electricity in? | solid form |
| What form does ionic conduct electricity in, and why? | aqueous or molten; ions |
| Which type has the highest melting points of all solids? | covalent network |
| Which type bonds with an array of positive metal ions surrounded by delocalized valence electrons? | metallic |
| Which type uses valence electrons for bonding? | metallic |
| Which type of solid is water? | covalent molecular |
| Which type of solid is ammonia? | covalent molecular |
| Which type of solid is methane? | covalent molecular |
| Which type of solid is NaCl? | ionic |
| Which type of solid is LiF? | ionic |
| Which type of solid is CsBr? | ionic |
| Which type of solid is carbon (diamond/graphite/buckeyballs)? | covalent network |
| Which type of solid is SiO2? | covalent network |
| What type of solid is Ge? | covalent network |
| What type of solid is GeO2? | covalent network |
| What type of solid is Cu? | metallic |
| What type of solid is Au | metallic |
| What type of solid is Ni? | metallic |