Atoms, Elements, Molecules, and Compounds

Front

Atoms combine to form _______.

Back

molecules

Front

What is a compound?

Back

a substance in which the atoms of two or more elements are combined together

Front

Two or more atoms bonded together is called a _______.

Back

molecule

Front

The smallest unit of matter; the smallest particle of an element that can exist is called an _______.

Back

atom

Front

Which of the diagrams pictures shows an ELEMENT?

Back

IV

Front

What is an atom?

Back

The basic unit of a chemical element.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What is a compound?

Back

A substance formed when two or more different elements are chemically bonded together.

Front

What is the difference between an element and a compound?

Back

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