Chemical Formulas

A way of describing the number of atoms that make up one molecule of a compound

Lower number to the right of an element or polyatomic ion that indicates how many atoms of the element are present.

A process that produces a chemical change

In a chemical equation, the number placed in front of a chemical formula to balance the equation

States that matter can neither be creates or destroyed; it can only change form.

A way of writing changes in the arrangement of atoms during a chemical reaction, using chemical symbols.

Compound or element that changes during a chemical reaction

Compound or element that is the result of a chemical reaction