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9 terms

8th Grade Science

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Chemical Symbol
the capital letter(s) that represent a particular element on the periodic table
Chemical Formula
combination of chemical symbols and numbers that identify a molecule
Chemical Reaction
one or more substances ) are chemically changed into one or more new substances
Chemical Equation
an equation that represents a chemical reaction by using chemical formulas
Balanced Equation
an equation that has the same number of atoms for each element on both sides of the equation.
Reactants
substances that react with one another in a chemical reaction.
Products
substances that are formed as a result of the reactants interacting with one another
Law of Conservation of Mass
law stating that mass can neither be created nor destroyed.
Periodic Table
organized table showing the properties of all elements known to man