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unit 2 vocab

TermDefinition
atom the smallest part of an element that can exist alone and keep the same characteristics of the element
covalent bond the sharing of the electrons between atoms
decomposition to separate a substance into smaller parts that differ from the original substance
element a substance made of only one type of atom
enzyme a protein that increases the rate of a chemical reaction without being changed by the reaction
ion an electrically charged particle created from the gain or loss of electrons
isotope an atom that gives off nuclear radiation and has the same number of protons but a different number of neutrons compared to the normal atom
product a substance formed as a result of a chemical reaction
reactant a substance that enters into and is altered by a chemical reaction
synthesis to combine in order to form something new
Created by: user-2068534
 

 



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