Word Equations Practice

Front

What are the starting materials in a chemical reaction called?

Back

Reactants

Front

What are the new compounds formed in a chemical reaction called?

Back

Products

Front

What type of changes do reactants undergo in a chemical reaction?

Back

Functional, chemical, and structural changes.

Front

True or False: Reactants are present at the beginning of a chemical reaction.

Back

True

Front

Which of the following is NOT a chemical reaction: eggs being cooked, a nail rusting, mold growing on cheese, or water seeping through soil?

Back

Water seeping through a pot of soil.

Front

In a chemical reaction, what is zinc considered if it is a starting material?

Back

Reactant

Front

What is the definition of a chemical reaction?

Back

A process where reactants are transformed into products through breaking and forming of bonds.

Front

What is the role of energy in a chemical reaction?

Back

Energy is required to break bonds in reactants and is released when new bonds form in products.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not alter the chemical composition, while a chemical change does.

Front

What is an example of a chemical reaction?

Back

Burning wood, which produces ash and smoke.