Unit 5 Flashcard - HChem

Front

What is a chemical reaction?

Back

A process in which substances (reactants) are transformed into different substances (products) through the breaking and forming of chemical bonds.

Front

What are reactants in a chemical equation?

Back

The starting substances that undergo a chemical change in a reaction, found on the left side of the equation.

Front

What are products in a chemical equation?

Back

The substances that are formed as a result of a chemical reaction, found on the right side of the equation.

Front

What is a double replacement reaction?

Back

A type of chemical reaction where two compounds exchange ions or bonds to form two new compounds.

Front

What is a single replacement reaction?

Back

A type of chemical reaction where one element replaces another element in a compound.

Front

What is a synthesis reaction?

Back

A type of chemical reaction where two or more simple substances combine to form a more complex substance.

Front

What is a decomposition reaction?

Back

A type of chemical reaction where a single compound breaks down into two or more simpler products.

Front

What is the law of conservation of mass?

Back

A principle stating that mass is neither created nor destroyed in a chemical reaction; the mass of reactants equals the mass of products.

Front

What is an aqueous solution?

Back

A solution in which water is the solvent, often denoted by (aq) in chemical equations.

Front

What is a precipitate?

Back

A solid that forms and settles out of a liquid mixture during a chemical reaction.