Properties and Classification of Matter

Front

What type of change occurs when ice turns into liquid water?

Back

Physical change because it is still made up of the same molecules.

Front

What is the term for the substances that undergo a chemical reaction?

Back

Reactants.

Front

Which atomic particle indicates the reactivity of an element?

Back

Valence Electron.

Front

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

Back

Products.

Front

What is the term for the solid that forms during a chemical reaction?

Back

Formation of a precipitate.

Front

What is a chemical change?

Back

A process where substances combine or break apart to form new substances.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What are the three states of matter?

Back

Solid, liquid, and gas.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.