Chemistry Vocab

Front

What is an element?

Back

A type of matter that is made of ONE type of atom.

Front

What is a compound?

Back

A molecule that is ALWAYS bonded in the same way using more than one type of atom.

Front

What is a substance?

Back

A general word for a type of matter.

Front

What is mass?

Back

The amount of matter in an object, measured in grams.

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What is a mixture?

Back

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

Front

What is a chemical reaction?

Back

A process where substances (reactants) are transformed into new substances (products).

Front

What is an atom?

Back

The smallest unit of an element that retains the properties of that element.

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 is a chemical change?

Back

A change that results in the formation of new chemical substances.