Coefficient
A number in front of a chemical formula in an equation that indicates how many molecules of each reactant and product are involved in a reaction.
Subscript
A number in a chemical formula that tells the number of atoms in a compound
atom
Smallest particle of an element
Molecule
smallest part of a compound that has all the properties of a compound
Compound
The matter of two or more elements are linked together
Chemical Formula
a formula that tells us what elements the compound is made of and how many atoms of each element are in a molecule of a compound
Chemical Equation
A short, easy way to show a chemical reaction, using symbols.
Chemical Reaction
The process of the rearrangement of the molecular structure of a substance to produce one or more different substances
Reactant
What you start with
Product
What you end up with