IPC VOCAB 20&21 Word Scramble
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Question | Answer |
chemical change | what happens hwen two substances react to produce entirely different substances |
physical change | ice melting is an example of this kind of change |
physical property | the state, size, or shape of a substance |
actual yield | the amount of product that you can measure after a chemical reaction |
limiting reactant | the reactant that is in short supply for a chemical reaction |
percent yield | the ratio of actual yield to predicted yield times 100 |
ratio | the numerical relationship between two objects or substances |
predicted yield | the amount of product that should be produced in a chemical reaction |
balanced equation | an equation with an equal number of atoms in the reactants and products |
coefficient | the 6 in 6H2O |
subscript | the 3 in CaCO-little3- |
combustion reaction | a reaction that is used to abtain energy from fuel |
decomposition reaction | AB -> A plus B |
double-displacement reaction | AB plus CD -> AD plus CB |
polymer | a large molecule with repeating units of smaller molecules |
polymerization | the process of attaching small molecule units together to make a large molecule |
precipitate | the insoluble product of a double- displacement reaction |
single- displacement reaction | AX plus B -> BX plus A |
endothermic reaction | a reaction that uses more energy than it produces |
addition reaction | A plus B -> AB |
exothermic reaction | a reaction that produces more energy than it uses |
Created by:
lbanana217
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