vocabulary ch. 6
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| reactant | a substance or molecule that participates in a chemical reaction
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| Product | a substance that forms in a chemical reaction
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| chemical energy | the energy released when a chemical compound reacts to produce new compounds
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| exothermic reaction | a chemical reaction in which heat is released to the surroundings
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| endothermic reaction | a chemical reaction that requires heat
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| synthesis reaction | a reaction in which substances com- bine to form a new compound
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| decomposition reaction | a reaction in which a single compound breaks down to form two or more simpler substances
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| electrolysis | the process in which an electric current is used to produce a chemical reaction, such as the decom- position of water
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| combustion reaction | the oxidation reaction of an organic
compound, in which heat is released
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| single-displacment reaction | a reaction in which one ele- ment or radical takes the place of another element or radical in a compound
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| double-displacement reaction | reaction a reaction in which a gas,
a solid precipitate, or a molecular compound forms from the apparent exchange of atoms or ions between two compounds
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| oxidation-reduction reaction | any chemical change in which one species is oxidized (loses electrons) and an- other species is reduced (gains electrons); also called redox reaction (
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| radical | an organic group that has one or more electrons available for bonding
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| chemical equation | a state of balance in which the rate of a forward reaction equals the rate of the reverse reac- tion and the concentrations of products and reactants re- main unchanged
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| conversion factor | a ratio that is derived from the equality of two different units and that can be used to convert from one unit to the other
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| ratio | is the relationship between two things.
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| enzyme | a type of protein that speeds up metabolic reac- tions in plants and animals without being permanently
changed or destroyed
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| substrate | the reactant in reactions catalyzed by enzymes
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| chemical equilibrium | a state of balance in which the rate of a forward reaction equals the rate of the reverse reac- tion and the concentrations of products and reactants re- main unchanged
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| mole | he SI base unit used to measure the amount of a substance whose number of particles is the same as the number of atoms of carbon in 12 g of carbon-12
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| Avogadro's constant | equals 6.02
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| molar mass | the mass in grams of 1 mol of a substance
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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