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13 Cards in this Set
- Front
- Back
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indications of a chemical reaction
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evolution of energy as heat and light / production of a gas / formation of a precipitate / color change
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precipitate
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a solid that is produced as a result of a chemical reaction in solution, and that separates from the solution
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coefficient
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small whole number that appears in front of a formula in a chemical reaction
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word equation
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equation in which the reactants and products in a chemical reaction are represented by words
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formula equation
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represents the reactants and products of a chemical reaction by their symbols or formulas
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reversible reaction
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chemical reaction in which the products re-form the original reactants
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synthesis reaction
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[composition reaction]
reaction in which two or more substances combine to form a new compound A+X -> AX |
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decomposition reaction
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reaction in which a single compound undergoes a reaction that produces two or more simpler substances
AX -> A+X |
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electrolysis
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decomposition of a substance by an electric current
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single-displacement reaction
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[replacement reaction]
reaction in which one element replaces a similar element in a compound A+BX -> AX+B Y+BX -> BY+X |
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double-displacement reaction
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reaction in which the ions of two compounds exchange places in an aqueous solution to form two new compounds
AX+BY -> AY+BX |
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combustion reaction
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reaction in which a substance combines with oxygen, releasing a large amount of energy in the form of light and heat
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activity series
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list of elements organized according to the ease with which the elements undergo certain chemical reactions
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