23-24 Unit 5 Vocabulary: Chemical Reactions

Front

What is a representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products?

Back

Chemical Equation

Front

What is the term for a number in front of a chemical formula in an equation that tells how many molecules or atoms of each reactant and product are involved in a reaction?

Back

Coefficient

Front

What are the chemicals that are used at the beginning of a chemical reaction called?

Back

Reactants

Front

In the reaction HCl + KOH --> KCl + H2O, what is KCl classified as?

Back

Salt

Front

What is a small number next to an atom in a chemical formula that tells us how many of that atom there are?

Back

Subscript

Front

What do we call the substances formed as a result of a chemical reaction?

Back

Products

Front

What is the process called when one or more substances change to produce one or more different substances?

Back

Chemical Reaction

Front

What is the term for a substance that increases the rate of a chemical reaction without being consumed?

Back

Catalyst

Front

What is the law that states that mass is neither created nor destroyed in a chemical reaction?

Back

Law of Conservation of Mass

Front

What type of reaction occurs when an acid reacts with a base to produce salt and water?

Back

Neutralization Reaction