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Chap4termJAL
JALJAL
| Question | Answer |
|---|---|
| Element | Pure substance that cannot be broken down or separated into smaller substances physically OR chemically. |
| Pure Substance | Substance with only one type of particle. |
| Characteristic Properties | An element’s unique set of properties. |
| Metals | Shiny elements that are good conductors of thermal energy and electric current. |
| Non-metals | Dull elements that are poor conductors of thermal energy and electric current. |
| Metalloids | Elements with properties from both metals and nonmetals. |
| Compound | Pure substance composed of 2+ chemically combined elements. |
| Mixture | Combination of 2+ substances not chemically combined. |
| Solution | Mixture that appears to be a single substance, but consists of particles of 2+ substances distributed equally amongst each other. |
| Solute | Substance that is dissolved. |
| Solvent | Substance in which solute is dissolved. |
| Soluble | Being able to be dissolved |
| Insoluble | Unable to be dissolved |
| Homogenous Mixture | Mixture in which particles cannot be seen |
| Heterogeneous Mixture | Mixture in which particles are large enough to be seen |
| Concentration | Measure of the amount of solute dissolved in the solvent |
| Solubility | Amount of solute that will dissolve in solvent |
| Dilute | Small amount of solute inside the solvent |
| Saturated Solution | Solution that contains all the solute it can hold at a given temperature |
| Unsaturated Solution | Solution that contains less than the maximum amount of solute it can hold at a given temperature |
| Suspension | A mixture in which particles are spread among a liquid or gas and the particles can settle |
| Colloid | A mixture in which particles are spread among a liquid or gas but the particles cannot settle |