Chemistry Chapter 7 and 8
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32 terms
Terms | Definitions |
|---|---|
 Precipitation Reaction | Form Solid substances in water |
| Combustion Reaction | Hydrocarbons combine with oxygen to form carbon dioxide and water |
| Gas Evolution Reaction | Formation of a gas is evidence of a chemical reaction |
| Evidence of a Chemical Reaction | Color Changes Formation of a Solid Formation of a gas Heat Absorption or emission Light Emission |
| Substances on the left side | Reactants |
| Substances on the right side | Products |
| Aqueous Solutions | Compounds dissolved in water |
| Soluble | Dissolves in that liquid |
| Insoluble | Does not dissolve in the liquid |
| Molecular equation | Showing complete neutral formulas for every compound in the reaction |
| Complete Ionic equations | Equations showing the reactants and products as they are actually present in solution. |
| Spectator Ions | Ions that appear unchanged on both sides of the equations. Do not participate in the reaction. |
| Net ionic Equation | An equation showing only the species that actually participate in the reaction |
| Acid+Base -> | Water + Salt (ionic compound) |
| Acid-Base Reaction | Reactions that form water upon mixing an acid and base. |
| Acids | H+ ions |
| Base | OH- ions |
| Oxidation | Loss |
| Reduction | Gain |
| Redux Reaction | Reacts with Oxygen Metal Reacts with Non-Metal Transfers electrons |
| Combustion Reaction | A Type of Redox reaction |
| Combustion Reaction | Reaction of a substance with O2 to form oxygen containing compounds. |
| Greenhouse gases | Certain gases in Earths atmosphere affect the balance between incoming sunlight because they Trap heat. |
| Greenhouse gases | allow sunlight in the atmosphere to warm earth but prevent heat from escaping. |
| Co2 | Earths most significant greenhouse gas |
| Global Warming | Increase in earths average temperature |
| Stoichiometry | The numerical relationship between chemical quantities in a balances chemical equation |
| Limiting Reactant | The reactant that is completely consumed in a chemical reaction. |
| Theoretical Yield | The amount of product that can be made in a chemical reaction based on the amount of limiting reactant |
| Actual Yield | Amount of Product actually produced by a chemical reaction |
| Percent Yield | Actual Yield/ Theoretical Yield x 100 |
| Elemental Oxygen | O2 |
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