Molecules, Atoms, Compounds, Elements

Front

The smallest particle of an element is a(n) __________.

Back

Atom

Front

Which statement is true about atoms and molecules?

Back

Atoms may combine to form molecules.

Front

How is a molecule different from an atom?

Back

A molecule has 2 or more atoms bonded together.

Front

A substance that is made up of two or more different elements is called a(n) _________.

Back

Compound

Front

True or False: In a compound, the components are always combined in definite proportions.

Back

True

Front

What is an element?

Back

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

Front

What is a compound?

Back

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

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What is the difference between an atom and a molecule?

Back

An atom is a single particle, while a molecule is made up of two or more atoms.

Front

What are the two main types of substances in chemistry?

Back

Elements and compounds.