Unit 2 Vocab: Chemical Reactions

Front

Smallest particle of matter.

Back

atom

Front

Simplest unit of a chemical compound formed by joining atoms.

Back

molecule

Front

Characteristics of matter used to identify a substance.

Back

properties

Front

Process where substances change to form a new one.

Back

chemical reaction

Front

Chemical formulas and symbols representing a reaction.

Back

chemical equation

Front

Chemical symbols and numbers (e.g., CO2) representing types and amounts of atoms.

Back

Chemical formula

Front

A number in front of a chemical symbol to balance the equation.

Back

coefficient

Front

A number below and right of a chemical symbol indicating atom count.

Back

subscript

Front

Substance that participates in a reaction (left of yield).

Back

reactant

Front

Substance produced in a chemical reaction (right of yield).

Back

product