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Chemical Equations

Balancing Chemical Equations

TermDefinition
Single Replacement Reaction A reaction in which one element or radical takes the place of another element or radical in a compound
Double Replacement Reaction A reaction in which the positive and negative ions of the two ionic compounds exchange places
Decomposition Reaction A reaction in which single compound breaks down to form two or more simpler substance
Base Any substance in water solution that is slippery
Acid A solution in water that tastes extremely sour
Acid-base Reaction A chemical process typified by the exchange of one or more hydrogen ions
Combustion Reaction A reaction in which a substance reacts with oxygen gas
Law of Conversation of Mass The law that states that a chemical compound always contain the same elements in exactly the same proportions by weight mass
Metal reactivity A ability to lose electrons and gain them back
Coefficients A small whole number that appears as a factor in front of a formula in a chemical equation
Products A substance that is formed as the result of a chemical reaction
Reactants A substance that takes part and undergoes change during a reaction
Oxidation-Reduction-Reaction A reaction that involves the transfer of electrons from one species to the next.
Oxidation Number The charge that atom would have if the compound was composed of ions
Synthesis Reaction A reaction that occurs when two different atoms or molecules interact to form a different molecule or compound
Formula Mass The sum of atomic weights of the atom in the empirical formula
Percent Composition The mass by what percent of each element is present in a compound
Empirical Formula The simplest whole number ratio of atoms present in a compound
Word Equation Represents a chemical reaction using the names of the substances involved
Reversible reaction A reaction in which the conversion of reactants to products and the conversion of products of to reactants occur simultaneously
Monatomic Ions A ion simply consisting of 1 ion
Created by: dm408579
 

 



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