Atoms and Molecules

Front

What is an atom?

Back

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

Front

What is a molecule?

Back

Two or more atoms chemically bonded together.

Front

What is a compound?

Back

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

Front

What is the difference between an atom and a molecule?

Back

An atom is a single unit of an element, while a molecule is made up of two or more atoms bonded together.

Front

What is the basic unit of a chemical element?

Back

Atom.

Front

What is table salt made of?

Back

Sodium (Na) and Chlorine (Cl) atoms bonded together to form sodium chloride (NaCl).

Front

What shape does a crystal of table salt have?

Back

Cube.

Front

What is the chemical formula for water?

Back

H2O.

Front

What is a chemical bond?

Back

A force that holds atoms together in a molecule.

Front

What is a mixture?

Back

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