Balanced - the numbers of all atoms are the same on both sides in a chemical equation
Chemical equation - a combination of chemical symbols and formulae to represent a reaction
Displacement reaction - a reaction in which one element displaces another element from a compound
Ionic equation - an equation that involves only ions formed or changed during a reaction
Product - the substance that are being generated by the chemical reaction
Reactant - the substance that are being used up during the chemical reaction
Reactivity series - the list of which the metals are arranged in order of decreasing reactivity
Reversible reaction - a reaction that can go in either direction depending on the conditions
Thermit reaction - a vigorous reaction occurred as a result of igniting a mixture of iron(III) oxide powder and aluminium powder