Ch 13 Vocab Flashcards
Precipitate
A solid that’s produced as a result of a chemical reaction in a solution
Chemical reaction
The process by which one or more substances change to produce one or more different substances
Chemical formula
A combination of chemical symbols and numbers used to represent a substance
Chemical equation
A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products
Reactant
A substance or molecule that participates in a chemical reaction
Product
The substance that forms in a chemical reaction
Law of conservation of mass
The law that states that mass can’t be created or destroyed in ordinary chemical and physical changes
Synthesis reaction
A reaction in which 2 or more substances combine to form a new compound
Decomposition reaction
A reaction in which a single compound breaks down to form 2 or more simpler substances
Gas formation
The chemical reaction that forms a gas
Solid formation
When a reaction occurs in a liquid solution, it’s the solid that forms
Color change
When a reaction occurs and the color of one of the substances changes
Energy change
When you combine two substances and the heat changes
Subscript
The number written below and to the right of a chemical symbol in a formula
Single displacement reaction
A reaction in which one element or radical takes the place of another element or radical in a compound
